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/sci/ - Science & Math

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10667872

Anonymous Thu May 23 23:42:51 2019 No.10667872 [Reply] [Original]

Are subtraction and division even real?

>>	Anonymous Fri May 24 00:10:34 2019 No.10667954 >>10667872 Define real

>>	Anonymous Fri May 24 00:11:22 2019 No.10667958 >>10667872 does being an inverse of an operation make you not exist

>>	Anonymous Fri May 24 00:59:23 2019 No.10668031 File: 191 KB, 1000x1562, 1382838092651.jpg [View same] [iqdb] [saucenao] [google] >>10667872

>>	Anonymous Fri May 24 03:07:51 2019 No.10668290 >>10667872 Depends on the set you're working in. If it has negative numbers then subtraction is just addition of those but if it doesn't have negatives then subtraction is a distinct operation. Similar for division but with reciprocals.