/sci/ - Science & Math

El Arcón Wed Oct 31 18:43:45 2018 No.10109058 [View]
File: 28 KB, 505x507, TIMESAND___762++hiufeeemhefmhdtytwerqestrdukswiqq2fg5y346y25.png [View same] [iqdb] [saucenao] [google]

>>10108855
Yes, this is the normal way to show a multiplicative inverse exists.

>Claiming you can divide by y states there is a multiplicative inverse of y.
Your argument is circular because at the step
>1*y/y = 1
you assume that y has a multiplicative inverse.

>>10108858
>That existed long before you, so gtfo
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/sci/ - Science & Math

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