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 | 1 | initial version |
It is obvious that $x \leq 0$ if and only if it is not the case that $x<0$. So, we can write
not(x.is_negative())
| | 2 | No.2 Revision |
It is obvious that $x \leq \geq 0$ if and only if it is not the case that $x<0$. So, we can write
not(x.is_negative())
