Problem 691. Number of bytes required to store a sparse matrix

Created by Aurelien Queffurust

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The input will be a sparse matrix :
x = sparse(100,1000,0.01);
    >>whos x 
shows that 8024 bytes ares required .
The aim is to find the the number of bytes required to store a sparse matrix in a 64-bit system without using whos or who commands.

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Last Solution submitted on Apr 20, 2024

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Aurelien Queffurust on 21 May 2012

@Richard, Thanks for your comments. I have added the assert with who and rescored all solutions.

Rafael S.T. Vieira on 26 Aug 2020

All values at the test suite are currently wrong. Using whos in the first case, for instance, we obtain 8024 bytes and not 4016.

Dyuman Joshi on 16 Aug 2021

The values in the test suites have been corrected.

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Problem 691. Number of bytes required to store a sparse matrix

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Problem 691. Number of bytes required to store a sparse matrix

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