Step
*
1
1
of Lemma
rv-pos-angle-implies-separated
1. n : ℕ
2. x : ℝ^n
3. y : ℝ^n
4. |x⋅y| < (||x|| * ||y||)
⊢ r0 < ((||x||^2 + ||y||^2) + (r(-2) * x⋅y))
BY
{ (InstLemma `rnexp-rless` [⌜|x⋅y|⌝;⌜||x|| * ||y||⌝;⌜2⌝]⋅ THENA Auto) }
1
1. n : ℕ
2. x : ℝ^n
3. y : ℝ^n
4. |x⋅y| < (||x|| * ||y||)
5. |x⋅y|^2 < ||x|| * ||y||^2
⊢ r0 < ((||x||^2 + ||y||^2) + (r(-2) * x⋅y))
Latex:
Latex:
1. n : \mBbbN{}
2. x : \mBbbR{}\^{}n
3. y : \mBbbR{}\^{}n
4. |x\mcdot{}y| < (||x|| * ||y||)
\mvdash{} r0 < ((||x||\^{}2 + ||y||\^{}2) + (r(-2) * x\mcdot{}y))
By
Latex:
(InstLemma `rnexp-rless` [\mkleeneopen{}|x\mcdot{}y|\mkleeneclose{};\mkleeneopen{}||x|| * ||y||\mkleeneclose{};\mkleeneopen{}2\mkleeneclose{}]\mcdot{} THENA Auto)
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