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	Commit message (Collapse)	Author
2026-05-03	replaced sum[1-4].awk with serial and columnar versions;	wukong
	minor merge updates between fir_window scripts;
2026-04-10	renamed fir window generators;	wukong
	minor edits to whitespace and comments for more consistent style;
2023-12-18	Added a partially working function performing LU decomposition on a square	wukong
	matrix, ludcmp.awk. This is providing correct answers on _some_ test data, further testing debugging required here.
2019-10-22	added (prev_data ~ number) check to diff;	wukong
	added ($x ~ number) check to lin_reg; added gaussian expressions gaussian;
2018-12-25	began merging windowing scripts;	wukong
	swapped std_dev and std_err in mean and mean_avg;
2018-11-12	added optional precision argv to other scripts;	wukong

2018-11-04	added gaussian.awk based on hamming script;	wukong
	added pwr(x,p) function to sterling_approx; minor clean up all around;