nmatrix

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Dir.exists? removed in Ruby 3.2

4

Extconf uses `Dir.exists?` which was removed in Ruby 3.2 ([ruby-lang issue](https://bugs.ruby-lang.org/issues/17391)) https://github.com/SciRuby/nmatrix/blob/beb266ed1ae56206af73f8f94bf9956213f9997b/ext/nmatrix/extconf.rb#L57-L64 To those running into this problem here's a monkey patch gem [file_exists](https://github.com/Largo/file_exists) which is really just this [alias_method](https://github.com/Largo/file_exists/blob/main/lib/file_exists.rb)

ScotterC

Installation error for MaxOSX and Ubuntu

4

I can't seem to find a way to install nmatrix (a version that works) for both MacOSX and Ubuntu. Our dev team has MacOSX machines for local deployment and our...

danaredena

Line 203 in shortcuts.rb gives this warning: "Using the last argument as keyword parameters is deprecated". Just splat it instead now.

makanimason

Fix gcc capability check

5

Current implementation supports g++ 4.x only, when checking c++11 support. Fix assumes that any g++ newer than 4 does support c++11. It allows compiling nmatrix on modern g++ versions. fixes...

plprofetes

I ran across it in these two spots: ``` /.rbenv/versions/2.7.3/lib/ruby/gems/2.7.0/gems/nmatrix-0.2.4/lib/nmatrix/shortcuts.rb:203: warning: Using the last argument as keyword parameters is deprecated /.rbenv/versions/2.7.3/lib/ruby/gems/2.7.0/gems/nmatrix-0.2.4/lib/nmatrix/shortcuts.rb:233: warning: Using the last argument as keyword parameters is...

wtaysom

This condition in lib/nmatrix/mkmf.rb fails its purpose for cpp versions of more than one digit. For instance in Debian Bullseye it is 10.2.1 and "gem install nmatrix" fails.

descala

[Woking in Progress] Standarize code

1

## Why this pull request? :heavy_check_mark: Readability :heavy_check_mark: Maintainability :heavy_check_mark: Consistent syntax :heavy_check_mark: More secure (because it helps to prevent usually bad practices) ## Todo - [x] Install `standard` gem...

WaKeMaTTa

There is a method in nmatrix for matrix exponential?

9

I need to use the matrix exponential operation as can be seen here: https://www.mathworks.com/help/matlab/ref/expm.html There is a method for this operation in nmatrix? If is not, how can I implement...

seoanezonjic

MRI segmentation fault at unknown location in code

15

**OS: Ubuntu 17.10 Ruby -v : ruby 2.3.3p222 (2016-11-21) [x86_64-linux-gnu] NMATRIX (0.2.4)** HI , For some reason i am getting a segmentation fault in my code At first i thought...

ghost

The input record separator on method IO.each is changed when nmatrix library in required

9

On ruby version ruby 2.2.2p95 (2015-04-13 revision 50295) [x86_64-linux] when nmatrix is required, the following code: ` File.open(file).each do |line| ``` line.chomp! puts line + '-' fields = line.split("\t") puts...

seoanezonjic