Step * 1 of Lemma rv-sub-is-zero


1. rv RealVectorSpace
2. Point
3. Point
4. y ≡ 0
⊢ x ≡ y
BY
(InstLemma `rv-add_functionality` [⌜rv⌝;⌜y⌝;⌜y⌝;⌜0⌝;⌜y⌝]⋅ THEN Auto) }

1
1. rv RealVectorSpace
2. Point
3. Point
4. y ≡ 0
5. y ≡ y
⊢ x ≡ y


Latex:


Latex:

1.  rv  :  RealVectorSpace
2.  x  :  Point
3.  y  :  Point
4.  x  -  y  \mequiv{}  0
\mvdash{}  x  \mequiv{}  y


By


Latex:
(InstLemma  `rv-add\_functionality`  [\mkleeneopen{}rv\mkleeneclose{};\mkleeneopen{}x  -  y\mkleeneclose{};\mkleeneopen{}y\mkleeneclose{};\mkleeneopen{}0\mkleeneclose{};\mkleeneopen{}y\mkleeneclose{}]\mcdot{}  THEN  Auto)




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