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Step * 1 of Lemma rexp0


1. Σn.(r0^n)/(n)! = e^r0
⊢ e^r0 = r1
BY
{ Assert ⌜Σi.(r0^i)/(i)! = r1⌝⋅ }

1
.....assertion..... 
1. Σn.(r0^n)/(n)! = e^r0
⊢ Σi.(r0^i)/(i)! = r1

2
1. Σn.(r0^n)/(n)! = e^r0
2. Σi.(r0^i)/(i)! = r1
⊢ e^r0 = r1

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Latex:

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Latex:

1.  \mSigma{}n.(r0\^{}n)/(n)!  =  e\^{}r0
\mvdash{}  e\^{}r0  =  r1


By

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Latex:
Assert  \mkleeneopen{}\mSigma{}i.(r0\^{}i)/(i)!  =  r1\mkleeneclose{}\mcdot{}

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