Nalgebra Rust

Therefore, making nphysics ready to be used by your project is simply a matter of adding a new dependency to your Cargo. Linear algebra library for Rust. The nalgebra library was used for storage of and operations on vectors, points and matrices. 3 : CSV の読み込みに利用 nalgebra 0. nalgebra is pure Rust unlike ndarray which has an OpenBLAS backend. First, the compile-time errors are not as good as with other libraries because of the use of type-level integers. API documentation for the Rust `geometry` mod in crate `nalgebra`. I have recently spent some time with glium, the safe, native Rust wrapper for. The nalgebra linear algebra library has a swap_rows method which allows the user to swap two rows of a matrix. SIMD vectors. If you came here via a link or web search, you may want to check out the current version of the book instead. The goal of this initiative. nalgebra - a linear algebra library released v0. Keep it simple, stupid 3d graphics engine for Rust. Keep It Simple, Stupid 3d graphics engine. nphysics is a 2 and 3-dimensional physics engine for games and animations. Plus, you'd have a built-in group of devs to look at your code, etc. Linear Algebra Vector Sum. While there are a lot of great building blocks in the Rust ecosystem, using the Amethyst engine instead of building your own game engine definitely has a lot of advantages. API documentation for the Rust `nphysics2d` crate. The below contrived test case demonstrates the. other(stuff) Most changes will have accompanying explanations and code examples on how to switch. nalgebra Linear algebra library ndarray provides an N-dimensional container for general elements and for numerics. I'm not going to dive deep into the underlying math, there are a lot of tutorials and courses, some of them specifically targeted at the programmers. A fixed-size array, denoted [T; N], for the element type, T, and the non-negative compile-time constant size, N. I'm attempting to use nalgebra's VectorN type to implement some dimension-agnostic calculations, but I'm getting some odd errors around the Copy trait. Use and compile nalgebra for browser applications or targets that do not support the Rust standard library. Kiss3d is a Keep It Simple, Stupid 3d graphics engine written with Rust. Cargo doesn't have custom build profiles. Therefore nalgebra-glm draws inspiration from GLM to define a nice and easy-to-use API for simple graphics application. nalgebra - Search linear algebra library … for the rust programming language. Those doc-tests will hopefully help understanding and discovering various features of nalgebra. This blows my mind. The ndarray crate supports a number of ways to create arrays Creates a 3x3 matrix with nalgebra::Matrix3 and inverts it,. テトリスとは 降り続くいくつかの四角を操作し、その地を満たすように並べていくと 自然と四角は消え、積もる四角は下へと落ちていく それを繰り返せば、日頃の煩悩は薄れ、さらに. vectors and matrices the fundamental building blocks of any linear algebra library. Therefore, making nphysics ready to be used by your project is simply a matter of adding a new dependency to your Cargo. Overhanded Quadrilateral Bank. The collection of libraries and resources is based on the Awesome Rust List and direct contributions here. But as Rust is an immature language there was no clear contender for this space when I began development*. More than 1 year has passed since last update. Help me find the best core libraries to build on. All gists Back to GitHub. 🎉🎈 warp: a new web framework for Rust. だが、Rustのジェネリクスは、今のところ代入されていない型に対してもエラーを出し得る。「あとで誰かがTにコピー不能型を入れたらどうなる? Tはnalgebra::Vector3に入れられ、そこでCopyが要求されているので失敗することになる。つまり、このコードは壊れ. nalgebra has by far the best chance at longevity out of any known Rust math library. Use Stack Overflow for Teams at work to find answers in a private and secure environment. This is based on previous works on the nalgebra-lapack crate (made by @astraw). nphysics relies on the official Rust package manager Cargo for dependency resolution and compilation. - Rust provides a rich API for its String/&str types, which are guaranteed to be valid UTF-8. A repeat expression [x; N], which produces an array with N copies of x. Ну и C/C++ тоже, но всё чаще в режиме read-only. SliceRange: A range with a size that may be known at compile-time. Write documentation. Updating Rust: If you already have Rust installed, make sure you're using the latest version by running rustup update. The type of x must be Copy. You can find a full Pong example (our end goal) in Amethyst's examples folder. Asking for help, clarification, or responding to other answers. Rayon mimics the standard Rust iterators, so it’s possible to convert the existing iterator-using code with next to no changes. The following is a table of benchmarks produced by mathbench comparing glam performance to cgmath and nalgebra on f32. 3; 最初はディープラーニングで使用する行列演算に、rust-ndarrayを使用する予定だったのですが、様々な次元を扱うつもりで「ArrayD型」を使用し、実装を試みました。 その際、2 2以上の積が計算できなかったので、nalgebraを使用しています。. 3 : CSV の読み込みに利用 nalgebra 0. Rust reverses research ruin. API documentation for the Rust `VectorN` type in crate `nalgebra`. Unfortunately that means that some ndarray programs will perform a lot better than their nalgebra counterparts View entire discussion ( 10 comments). Write documentation. Back in August I started talking about a Working Group for Rust game development and the community (having already cooked up all kinds of game tooling over the past year) responded with a. , fn:) to restrict the search to a given type. In this release, Amethyst has moved to the nalgebra library, as the Rust community has recently rallied behind using it as the common library for game development. This Week in Rust is openly developed on GitHub. Statistical computing library for Rust. The following is a table of benchmarks produced by mathbench comparing glam performance to cgmath and nalgebra on f32. Generic programming Use or implement traits to write your own algorithms that may be generic wrt. 3 : CSV の読み込みに利用 nalgebra 0. You will need the last stable build of the rust compiler and the official package manager: cargo. , for matrix factorization. Help wanted for the integration of a new crate: space! We are working on integrating the new space crate maintained by Geordon Worley to the rustsim organization. Unfortunately, I'm currently investigating a code generation heisenbug which causes this method to corrupt the matrix data in. Relevancy: 1. Certainly the initial investigation is very do-able, and what that turns up will indicate how difficult fixing it will be. This use case is basically minimizing a non linear optimization problem with a Gauss-Newton approach for tracking of a camera (visual odometry). Accepted types are: fn, mod, struct, enum, trait, type, macro, and const. 0-nightly (d5fde83ae 2015-11-12) rust-csv 0. In order to stream the music while letting other processing take place the player needs to run on its own thread. Rustの use は2つの目的を兼ねている。これは例えばこのNiko Matsakis氏のコメントでも確認できる。 ある定義(関数や型など)に別名をつける(別名をつけて公開する)こと。. 24 days of Rust - static initialization. Nalgebra migration. Asking for help, clarification, or responding to other answers. Static variables are available throughout the entire life of a program. ) "algebloat" wouldn't compile on stable. extern crate nalgebra as na; // use 不要 mod m1 { use na; } Rustの use の設計について. nalgebra; Linear algebra library with transformations and statically-sized or dynamically-sized matrices. Andrew Lucker. 3 : CSV の読み込みに利用 nalgebra 0. Made by developers for developers. Because of this, efficient substring search using only the standard library has an unavoidable UTF-8 validation cost in safe code. glam is a simple and fast Rust linear algebra library for games and graphics. They are allocated in a block of memory known at compile time. kevinmehall/rust-peg 272 Parsing Expression Grammar (PEG) parser generator for Rust sebcrozet/nalgebra 266 Linear algebra library for computer physics, computer graphics and general low-dimensional linear algebra for Rust. This blows my mind. API documentation for the Rust `gnuplot` crate. They are allocated in a block of memory known at compile time. In order to stream the music while letting other processing take place the player needs to run on its own thread. Build Profiles. nphysics relies on the official Rust package manager Cargo for dependency resolution and compilation. The nalgebra linear algebra library has a swap_rows method which allows the user to swap two rows of a matrix. Updates from Rust Community News & Blog Posts. kevinmehall/rust-peg 272 Parsing Expression Grammar (PEG) parser generator for Rust sebcrozet/nalgebra 266 Linear algebra library for computer physics, computer graphics and general low-dimensional linear algebra for Rust. The nalgebra crate provides a wide set of mathematical primitives for linear algebra, computer physics, graphic engines etc. Financial contribution. Given the nature of robotics development, I believe Rust to be the perfect fit for both research and product grade development. This will get much better when rust will support integers as type parameters (if it ever does). Because of this, efficient substring search using only the standard library has an unavoidable UTF-8 validation cost in safe code. Provide details and share your research! But avoid …. Write documentation. You will need the last stable build of the rust compiler and the official package manager: cargo. 0-nightly (d5fde83ae 2015-11-12) rust-csv 0. I am limeth (https://keybase. Rust で重回帰に続き、今日は 主成分分析をやりたい。 Rust(Nightly) rustc 1. here's my problem: I want to iterate over the rows of a matrix and pass the returned slice to a function, however I couldn't figure out what type annotation to use in the. Answer questions on the forum, Stack Overflow, Reddit, Matrix, or Discord. Programming, electronics and CNC. Cargo doesn't have custom build profiles. It utilizes Rust’s type system to guarantee memory safety and data-race free execution. I still haven’t dealt with smart pointers and the like. neurons and self. API documentation for the Rust `kiss3d` crate. Jul 27, 2018. 3 : CSV の読み込みに利用 nalgebra 0. - Rust provides a rich API for its String/&str types, which are guaranteed to be valid UTF-8. ) "algebloat" wouldn't compile on stable. Provide details and share your research! But avoid …. It returns the % indices of the clusters the points contain to. While there are a lot of great building blocks in the Rust ecosystem, using the Amethyst engine instead of building your own game engine definitely has a lot of advantages. The second edition of the book is no longer distributed with Rust's documentation. I asked and you decided! Our past WebGL tutorials have all used JavaScript, but this time around we'll be using Rust. 1026 projects organized into 145 categories. 39稳定版中发布。宣告:async-std 异步标准库的测试版 该库由Rust异步生态系统工作组成员 stjepang 开发,他也是crossbeam的主要开发者,同时也供职于Rust咨询公司Ferrous Systems。. Made by developers for developers. Yaw has the semantic meaning of rotation about the "up" axis, roll about the "forward axis", and pitch about the "right" axis respectively. Plexus is a Rust library for polygonal mesh processing. It’s hard to define when precision doesn’t matter, so pragmatic choice of higher precision is something that works more reliably. Day 14 - nalgebra. Rust Cookbook. Help wanted for the integration of a new crate: space! We are working on integrating the new space crate maintained by Geordon Worley to the rustsim organization. You will need the last stable build of the rust compiler and the official package manager: cargo. Relevancy: 1. I use Rust to develop OpenGL apps, if you've ever done OpenGL programming you know that there are hundreds of matrices that y. @rustlang evangelist and all round grumpy shit @repositiveio. The following is a table of benchmarks produced by mathbench comparing glam performance to cgmath and nalgebra on f32. Тем не менее, сам факт, что на системе типов Rust можно суметь эмулировать одну из особенностей заведомо более сильной системы типов Idris, на мой взгляд, достаточно показателен. studio which has a feature to visualize the call graph of our wasm code as shown in the video below. 13 with pure-rust SVD, LU, Lapack integration, and matrix resizing. I’ve inherited some code that used and older version of nalgebra and I’m trying to get it working with the current version and with the current rustc. As the documentation for nalgebra is already very good, we will not go into detail here about how to use it. glam is a simple and fast Rust linear algebra library for games and graphics. The following is a table of benchmarks produced by mathbench comparing glam performance to cgmath and nalgebra on f32. Rust で重回帰に続き、今日は 主成分分析をやりたい。 Rust(Nightly) rustc 1. mathbench is a set of unit tests and benchmarks comparing the performance of glam with the popular Rust linear algebra libraries cgmath and nalgebra. This Week in Rust is openly developed on GitHub. Invited talk about Rust-Bio at the Mozilla Rust Bay Area Meeting. >load clustering. The nalgebra crate provides a wide set of mathematical primitives for linear algebra, computer physics, graphic engines etc. This includes three major improvements: Pure-rust implementations of some the most common matrix factorization. You can find a full Pong example (our end goal) in Amethyst's examples folder. Static variables are available throughout the entire life of a program. API documentation for the Rust `VectorN` type in crate `nalgebra`. kdtree - K-dimensional tree in Rust. Documentation. rust I am trying to implement the Iterator trait for a struct which basically just acts as a borrower of an array of i32 values. Partial integration of Lapack. >np=5; m=3*normal(np,2); % Spread n points randomly around these points. No other Rust physics library comes close to nphysics. Generic programming Use or implement traits to write your own algorithms that may be generic wrt. By continuing to use Pastebin, you agree to our use of cookies as described in the Cookies Policy. Made by developers for developers. 13 with pure-rust SVD, LU, Lapack integration, and matrix resizing. 31, it included a new version of the borrow checker, one that implemented "non-lexical lifetimes". Linear algebra library with transformations and statically-sized or dynamically-sized matrices. cargo, by far the most appealing tool in the Rust ecosystem to me, is a Rust build system and package manager. Help me find the best core libraries to build on. Using Glium. This time, we will continue along this path and remove the rest of unsafe code from our run function. Publish blog posts, videos, or podcasts. glam is a simple and fast Rust linear algebra library for games and graphics. extern crate nalgebra as na; // use 不要 mod m1 { use na; } Rustの use の設計について. Keybase proof. Generic programming Use or implement traits to write your own algorithms that may be generic wrt. You can find a full Pong example (our end goal) in Amethyst's examples folder. There are tools for calculating hashes, verifying data integrity, encryption etc. 13! During the past few months I've been working on features that makes a step toward making nalgebra more useful for general-purpose linear algebra. Therefore, making nphysics ready to be used by your project is simply a matter of adding a new dependency to your Cargo. A curated list of awesome Python frameworks, packages, software and resources. Support Rust. API documentation for the Rust `gnuplot` crate. Help me find the best core libraries to build on. Use and compile nalgebra for browser applications or targets that do not support the Rust standard library. The following is a table of benchmarks produced by mathbench comparing glam performance to cgmath and nalgebra on f32. >load clustering. Use Rust's testing capabilities to produce proper testing of NAlgebra and its later added behavior. 0-nightly (d5fde83ae 2015-11-12) rust-csv 0. ) "algebloat" wouldn't compile on stable. nphysics − A pure-rust physics engine that handles both 2D and 3D (exposed to the user as two crates: nphysics2d and nphysics3d). In my synthetic test the key reason appears to be because Rust auto-inlined the crap out of my code. org which can represent such matrices just fine, and even integrates with LAPACK. Keybase proof. There are many ways to support Rust: Contribute code. At the time I didn't pay much attention to how the mod players were written but given Rust's focus on low level programming I think this would be a good little project for getting deeper into Rust. Wanner, Université de Genève, Switzerland. In fact this is a learning opportunity for me too - as much as I love Rust, I'm just diving in. (See [1], below "Here is what the Rust compiler actually does", for some notes on the effectiveness of Rust's subscript checking optimization. Given the nature of robotics development, I believe Rust to be the perfect fit for both research and product grade development. Thanks to the Rust programming language, Amethyst uses all CPU cores to run its internals and logic. mathbench is a set of unit tests and benchmarks comparing the performance of glam with the popular Rust linear algebra libraries cgmath and nalgebra. The ndarray crate supports a number of ways to create arrays Creates a 3x3 matrix with nalgebra::Matrix3 and inverts it,. Rustによる数値計算: 線形代数編 ndarrayのドキュメントです。 Crate ndarray ndarrayのサンプルプログラムです。 rust-ndarray/examples 今回の記事の内容は advent of code 2017 day21 を解くのに利用しました。 自分の回答です。 ndarray版 nalgebra版 更新情報 2018. nalgebra-glm is a wrapper that pairs most of that back. This blows my mind. Its also worth noting that the rust+wasm ecosystem is quite new, and should get much better over time. - Rust lacks a rich substring search API in the standard library for Vec/&[u8] types. Compare the following single-threaded and parallel code:. I hereby claim: I am Limeth on github. Expressive traits hierarchy from the most simple simple algebraic entities (like magmas) to more complex ones (like transformation groups). Support Rust. I would be grateful for both explanation how to best form block-sparse matrices (in numpy I could use stack/concatenate functions for instance, but I couldn't find those in nalgebra) and how I would go about getting my current approach to work. I suspect it has something to do with where R is looking for the Rust dylib, but I have not found a way to specify another. A Rust library to create Good Games Easily More specifically, ggez is a lightweight game framework for making 2D games with minimum friction. Note that rusty-machine is still in a state of flux since it's using its own linear algebra library but there's talk about using nalgebra from rustsim hopefully that will bring together all these initiatives in one unified Rust platform for numeric operations and AI. nalgebra - a linear algebra library released v0. Cargo doesn't have custom build profiles. Help wanted for the integration of a new crate: space! We are working on integrating the new space crate maintained by Geordon Worley to the rustsim organization. nalgebra v0. >n=5000; x=m[intrandom(1,n,np)]+normal(n,2); % The function kmeanscluster contains the algorithm. Therefore, making nphysics ready to be used by your project is simply a matter of adding a new dependency to your Cargo. Now that everything is in Rust, our productivity went up a lot, together with the reliability of our systems (which is our main selling point). Plexus provides support for types from the cgmath, mint, and nalgebra crates. Previously, Amethyst used the cgmath library for its math types. Linear algebra library for Rust. First, the compile-time errors are not as good as with other libraries because of the use of type-level integers. But it is also very annoying and I was hoping to find some built-in functionality that would check the value against different variants on the enum and return Err on failure but I have not. mathbench is a set of unit tests and benchmarks comparing the performance of glam with the popular Rust linear algebra libraries cgmath and nalgebra. Your go-to Rust Toolbox. If you have an internet connection, you can find a copy distributed with Rust 1. When we released Rust 2018 in Rust 1. crate nalgebra 0. Accepted types are: fn, mod, struct, enum, trait, type, macro, and const. My answer to by-copy versus by-borrow for small Rust structs is by-copy. Due to that, they tend to represent global state that the program can access. , [x, y, z]. Data manipulation in Rust (Part 1: nalgebra). Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. 1 - Updated May 11, 2019 - 81 stars nalgebra-glm. Thanks to the Rust programming language, Amethyst uses all CPU cores to run its internals and logic. nalgebra Linear algebra library ndarray provides an N-dimensional container for general elements and for numerics. Keybase proof. I feel like nalgebra is already a dependency for several projects, and I don't know if the Rust scientific computing community can support several crates with the same set of functionality. Rusty-machine is a general purpose machine learning library implemented entirely in rust. nalgebra-lapack − Extention to nalgebra to benefit from existing C/Fortran Lapack operations, e. This new borrow checker did a much more precise analysis than the original, allowing us to eliminate a lot of unnecessary errors and make Rust easier to use. Load a shared library linked to Rust library in R r,shared-libraries,rust Following up on this question here, I am having issues using dyn. My goal for today is just a brief showcase of what we can do in Rust with nalgebra. Dec 2, 2017 · 1 min read. In my opinion, the ideal math crate for lowest-level gamedev math in Rust does not exist yet. My answer to by-copy versus by-borrow for small Rust structs is by-copy. This blows my mind. io/limeth) on keybase. Abstract algebra for Rust Latest release 0. > Consequences ? You can’t use Rust arrays to represent a matrix bigger than 4×8, how useful is that? I went and Google'd "rust linear algebra library" and immediately found https://nalgebra. I think your points are spot on, and I have some of my own too. The following is a table of benchmarks produced by mathbench comparing glam performance to cgmath and nalgebra on f32 data. 一旦Rust的const generics功能稳定以后,这两个库将深受影响,也许将来会有更多的功能重叠。 nalgebra是纯Rust的,ndarray有一个OpenBLAS后端。所以在性能上,一些程序可能ndarray执行的更好(纯Rust实现的有待优化)。. Search Tricks. Cartographie 3D Recherche et développement 2018 Objet du projet. Jan 27, 2019 Embedded Rust Experiments - Is my STM32 MCU running fast? Jul 27, 2018 Rust and OpenGL from scratch - Safe Triangle and nalgebra. "matrixmultiply" is all unsafe code, with. - Rust lacks a rich substring search API in the standard library for Vec/&[u8] types. It aims to implement an API based on (a Rustified version of) the LÖVE game framework. Statistical computing library for Rust. Pong Tutorial. In order to stream the music while letting other processing take place the player needs to run on its own thread. But it is also very annoying and I was hoping to find some built-in functionality that would check the value against different variants on the enum and return Err on failure but I have not. I asked and you decided! Our past WebGL tutorials have all used JavaScript, but this time around we'll be using Rust. I'm new to rust and nalgebra. At the moment image supports reading and writing JPG and PNG images, while a few other formats are read-only (GIF, TIFF, WEBP). As a result I decided that I would implement this myself. I think this is a bit shaky ground here. Static variables are available throughout the entire life of a program. We are using oorandom 11. It also has a dedicated page on the user guide. nalgebra Linear algebra library ndarray provides an N-dimensional container for general elements and for numerics. nalgebra has a few methods related to Euler angles, and they use roll, pitch, and yaw as arguments instead of x, y, and z axes specifically. > Consequences ? You can’t use Rust arrays to represent a matrix bigger than 4×8, how useful is that? I went and Google'd "rust linear algebra library" and immediately found https://nalgebra. toml to activate the blas bindings with a specific backend). Then I'd put a. Cambridge, UK. Linear algebra library for Rust. I use Rust to develop OpenGL apps, if you've ever done OpenGL programming you know that there are hundreds of matrices that y. だが、Rustのジェネリクスは、今のところ代入されていない型に対してもエラーを出し得る。「あとで誰かがTにコピー不能型を入れたらどうなる? Tはnalgebra::Vector3に入れられ、そこでCopyが要求されているので失敗することになる。つまり、このコードは壊れ. The nalgebra linear algebra library has a swap_rows method which allows the user to swap two rows of a matrix. The type of x must be Copy. 31, it included a new version of the borrow checker, one that implemented "non-lexical lifetimes". rosrust - Pure Rust implementation of a ROS client library. The included profiles are dev, release, bench, test, and doc. It is vital for a machine learning library to have a strong linear algebra backbone. The main thread should still be able to control the player thread which mea. SIMD vectors. Day 7 - static initialization. net library that reads and writes Excel 2007/2010 files using the Open Office Xml format (xlsx). nalgebra v0. I think this is a bit shaky ground here. other(stuff) Most changes will have accompanying explanations and code examples on how to switch. Libraries based on arrays like arrayvec or nalgebra should not have such hacky APIs. Let's get this out of the way: polsim is a command line utility for doing polarization simulations. Download ZIP; Download TAR; View On GitHub; This project is maintained by sebcrozet. Rustは数値計算に使えそう. SIMD vectors. // Copies structure of self. Plexus is a Rust library for polygonal mesh processing. As the documentation for nalgebra is already very good, we will not go into detail here about how to use it. glam is a simple and fast Rust linear algebra library for games and graphics. OK, I Understand. The collection of libraries and resources is based on the Awesome Rust List and direct contributions here. You might want to learn rust before going into this tutorial, if you haven't already. In this release, Amethyst has moved to the nalgebra library, as the Rust community has recently rallied behind using it as the common library for game development. (See [1], below "Here is what the Rust compiler actually does", for some notes on the effectiveness of Rust's subscript checking optimization. A copy of the license is provided in the LICENSE file. nphysics − A pure-rust physics engine that handles both 2D and 3D (exposed to the user as two crates: nphysics2d and nphysics3d). nalgebra, 线性代数库 Rust社区的民间组织「Rust安全代码工作组」发起者发布的文章,阐述了2019年安全组的工作目标。. It is possible that you will get your matrix values from one so nalgebra gives you the from_iterator method. The goal of this initiative. I suspect it has something to do with where R is looking for the Rust dylib, but I have not found a way to specify another. Jan 27, 2019 Embedded Rust Experiments - Is my STM32 MCU running fast? Jul 27, 2018 Rust and OpenGL from scratch - Safe Triangle and nalgebra. Those doc-tests will hopefully help understanding and discovering various features of nalgebra. Things you can't do in Rust: destructure vectors. This blog is mostly about scientific programming. You can find a full Pong example (our end goal) in Amethyst's examples folder. Unfortunately that means that some ndarray programs will perform a lot better than their nalgebra counterparts View entire discussion ( 10 comments). Rust and the case of the redundant comparison. nalgebra nalgebra is a low-dimensional linear algebra library written for Rust targeting: General-purpose linear algebra (still lacks a lot of features…) Real time computer graphics. Download rust-nalgebra+stdweb-devel packages for Fedora. Expressive traits hierarchy from the most simple simple algebraic entities (like magmas) to more complex ones (like transformation groups). 1 : 行列/ベクトルの処理に利用 Python や R と比較すると、型のために Vec や slice が透過的に扱えず戸惑う。. Rustによる数値計算: 線形代数編 ndarrayのドキュメントです。 Crate ndarray ndarrayのサンプルプログラムです。 rust-ndarray/examples 今回の記事の内容は advent of code 2017 day21 を解くのに利用しました。 自分の回答です。 ndarray版 nalgebra版 更新情報 2018. 一旦Rust的const generics功能稳定以后,这两个库将深受影响,也许将来会有更多的功能重叠。 nalgebra是纯Rust的,ndarray有一个OpenBLAS后端。所以在性能上,一些程序可能ndarray执行的更好(纯Rust实现的有待优化)。.