Step
*
1
1
1
2
1
of Lemma
derivative-is-zero
.....antecedent.....
1. I : Interval
2. iproper(I)
3. f : I ⟶ℝ
4. d(f[x])/dx = λx.r0 on I
5. a : {x:ℝ| x ∈ I}
6. b : {x:ℝ| x ∈ I}
7. a < b
8. m : ℕ+
9. [a, b] ⊆ I
⊢ d(f[x])/dx = λx.r0 on [a, b]
BY
{ (InstLemma `derivative_functionality_wrt_subinterval` [⌜I⌝;⌜[a, b]⌝]⋅ THEN Auto) }
Latex:
Latex:
.....antecedent.....
1. I : Interval
2. iproper(I)
3. f : I {}\mrightarrow{}\mBbbR{}
4. d(f[x])/dx = \mlambda{}x.r0 on I
5. a : \{x:\mBbbR{}| x \mmember{} I\}
6. b : \{x:\mBbbR{}| x \mmember{} I\}
7. a < b
8. m : \mBbbN{}\msupplus{}
9. [a, b] \msubseteq{} I
\mvdash{} d(f[x])/dx = \mlambda{}x.r0 on [a, b]
By
Latex:
(InstLemma `derivative\_functionality\_wrt\_subinterval` [\mkleeneopen{}I\mkleeneclose{};\mkleeneopen{}[a, b]\mkleeneclose{}]\mcdot{} THEN Auto)
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