>>It seems the maths, as taught in schools, has its own language, worse in precision than english itself.
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>Yes, I don't remember learning arrays and multiplication sentences when I was a kid. However, as I understood, the sentence is a simple
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>10*5=50 (for example) and the array is the array of dimension of 10*5 (or 5*10) and you can count cells to figure the result.

Ah, so what I have on the windows is an MDA (mosquito defense array) :)