Question and Answers Forum

All Questions      Topic List

None Questions

Previous in All Question      Next in All Question      

Previous in None      Next in None      

Question Number 72640 by azizullah last updated on 31/Oct/19

Answered by ajfour last updated on 31/Oct/19

$$1+0=1$$

Answered by MJS last updated on 31/Oct/19

$$\mathrm{\forall }a\in \mathbb{Z}\mathrm{\exists }n\in \mathbb{Z}:a+n=a\iff a+(-a)=n$$$$n\mathrm{is}\mathrm{the}\mathrm{neutral}\mathrm{element}\mathrm{of}\mathrm{addition}\mathrm{in}\mathbb{Z}$$$$n=0$$

Answered by mind is power last updated on 31/Oct/19

$$\mathrm{in}\mathrm{set}\mathrm{theory}$$$$0\Rightarrow \left\{\right\}\mathrm{empty}\mathrm{set}\mathrm{look}\mathrm{at}\mathrm{peano}\mathrm{arithmetics}$$$$\mathrm{wich}\mathrm{is}\mathrm{between}\mathrm{set}\mathrm{thdofy}\mathrm{and}\mathrm{logic}\mathrm{nice}\mathrm{to}\mathrm{read}\mathrm{it}$$$$$$

Terms of Service

Privacy Policy

Contact: info@tinkutara.com