lis_input_matrix(3f)

💖 lis_input_matrix(3f) 💖

okay bestie, welcome to the Lis Library Functions corner of the man pages 🌸 this one's from the Lis library and it's genuinely so useful, let me put you on.

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✨ NAME ✨

lis_input_matrix — read the matrix data 📖💫

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🎀 SYNOPSIS 🎀

subroutine lis_input_matrix(LIS_MATRIX A, char *filename, LIS_INTEGER ierr);

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🦋 DESCRIPTION 🦋

so basically read the matrix data from the external file. that's it, that's the whole vibe. you hand it a file, it hands you a matrix. iconic behavior fr fr 💅

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🌸 INPUT 🌸

• filename — the source file 🗂️ like, the file you're pulling the matrix out of. the origin story. the source, if you will.

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💜 OUTPUT 💜

• A — the matrix 👑 this is where the goods land. main character parameter, honestly.

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⭐ NOTE ⭐

the following file formats are supported (aka the only two flavors of file this thing will accept, no cap):

• The Matrix Market format ✨
• The Harwell-Boeing format ✨

not me being picky about file formats 😭 these are the ones, bestie, don't try to sneak anything else in there.

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🌈 SEE ALSO 🌈

• lis(3)
• http://www.ssisc.org/lis/

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okay that's the whole page, you ate that 🫶 go read some matrices, bestie. this little gem is from the Lis Library Functions manual, dated 6 Sep 2012, and the page title is lis_input_matrix(3f) — iykyk 💖✨🎀🦋