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Lots of scientific code in Fortran has sparse arrays, so a NxN array that only has values on 5 diagonals will store that as 5xN array to save memory allowing yo
by wombatpm 2mo ago
Lots of scientific code in Fortran has sparse arrays, so a NxN array that only has values on 5 diagonals will store that as 5xN array to save memory allowing you to run a larger problem.
- srean 2mo agoThat's a very orthogonal issue. Sparse arrays are supported on C libraries too. I have done my time with CSC and CSR even inside Python that called out to C libraries.