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Step * of Lemma rexp_functionality

No Annotations
∀[x,y:ℝ].  e^x = e^y supposing x = y
BY
{ (Auto THEN (InstLemma `rexp-is-limit` [⌜x⌝]⋅ THENA Auto) THEN (InstLemma `rexp-is-limit` [⌜y⌝]⋅ THENA Auto)) }

1
1. x : ℝ
2. y : ℝ
3. x = y
4. Σn.(x^n)/(n)! = e^x
5. Σn.(y^n)/(n)! = e^y
⊢ e^x = e^y

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Latex:

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Latex:
No  Annotations
\mforall{}[x,y:\mBbbR{}].    e\^{}x  =  e\^{}y  supposing  x  =  y


By

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Latex:
(Auto
  THEN  (InstLemma  `rexp-is-limit`  [\mkleeneopen{}x\mkleeneclose{}]\mcdot{}  THENA  Auto)
  THEN  (InstLemma  `rexp-is-limit`  [\mkleeneopen{}y\mkleeneclose{}]\mcdot{}  THENA  Auto))

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