2 ms·D4M: Mathematical represention unifying spreadsheet, database, matrix and graphs4 points by teleforce 2y ago082349872349872 2y agoslides: https://www.mit.edu/~kepner/pubs/Kepner_2012_D4M_Slides.pdf https://www.mit.edu/~kepner/pubs/Kepner_2012_D4M_Slides.pdf