Matrix implementation part one (matrix multiplication)#77

Merged

t-kalinowski merged 41 commits into

t-kalinowski:mainfrom

mns-nordicals:feat/matrix_v3

Jan 5, 2026

Commits on Jan 1, 2026

Add outer() with only "*" and a valid option. Also added forward an backwardsolve(), which are BLAS subroutines. This should finish basic BLAS operators
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Code to reduce the number of temporary variable created - particularli in something like x <- a %*% b %*% c where we have many operations on one line that each call a subroutine.
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Try to simplify some code
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Fix bug in outer() and make subroutine safer by ensureing the dimension are c_int and not c_ptrdiff_t
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Add more xomplex test example
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Add some developer documentation - can be moved/removed after PR review/acceptance
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Mostly for review, added a file with examples and generated code and small benchmarks - not much is gain over R, but still some.
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Fix macOS failures?
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Commits on Jan 2, 2026

Commits on Jan 3, 2026

Commits on Jan 5, 2026