Step * 2 of Lemma rel_plus_iff


1. [T] Type
2. [R] T ⟶ T ⟶ ℙ
3. T@i
4. T@i
5. T@i
6. (R^*) y@i
7. z@i
⊢ R+ z
BY
((InstLemma `rel-star-rel-plus` [⌜T⌝; ⌜R⌝; ⌜x⌝; ⌜y⌝; ⌜z⌝])⋅ THEN Auto) }


Latex:


Latex:

1.  [T]  :  Type
2.  [R]  :  T  {}\mrightarrow{}  T  {}\mrightarrow{}  \mBbbP{}
3.  x  :  T@i
4.  z  :  T@i
5.  y  :  T@i
6.  x  rel\_star(T;  R)  y@i
7.  y  R  z@i
\mvdash{}  x  R\msupplus{}  z


By


Latex:
((InstLemma  `rel-star-rel-plus`  [\mkleeneopen{}T\mkleeneclose{};  \mkleeneopen{}R\mkleeneclose{};  \mkleeneopen{}x\mkleeneclose{};  \mkleeneopen{}y\mkleeneclose{};  \mkleeneopen{}z\mkleeneclose{}])\mcdot{}  THEN  Auto)




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