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shostak))
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(sqrt_derivable_fun-1 nil 3262648257
(""
(lemma "inverse_derivable_fun"
("F" "LAMBDA (x:posreal):sq(x)" "G" "LAMBDA (x:posreal):sqrt(x)"
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(lemma "deriv_prod_fun"
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(("1" (expand "*")
(("1" (expand "+")
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nil))
nil))
nil))
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nil)
((real_le_is_total_order name-judgement "(total_order?[real])"
real_props nil)
(posreal_plus_nnreal_is_posreal application-judgement "posreal"
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(restrict const-decl "R" restrict nil)
(I const-decl "(bijective?[T, T])" identity nil)
(* const-decl "[T -> real]" real_fun_ops "reals/")
(prod_derivable_fun formula-decl nil derivatives nil)
(identity_derivable_fun formula-decl nil derivatives nil)
(bijective? const-decl "bool" functions nil)
(surjective? const-decl "bool" functions nil)
(sq_sqrt formula-decl nil sqrt "reals/")
(real_ge_is_total_order name-judgement "(total_order?[real])"
real_props nil)
(injective? const-decl "bool" functions nil)
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(deriv_prod_fun formula-decl nil derivatives nil)
(derivable? const-decl "bool" derivatives nil)
(deriv_fun type-eq-decl nil derivatives nil)
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(inverse? const-decl "bool" function_inverse_def nil)
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(sqrt_pos application-judgement "posreal" sqrt "reals/")
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(nnreal type-eq-decl nil real_types nil)
(= const-decl "[T, T -> boolean]" equalities nil)
(numfield nonempty-type-eq-decl nil number_fields nil)
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(boolean nonempty-type-decl nil booleans nil)
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(> const-decl "bool" reals nil)
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shostak))
(deriv_sqrt_fun_TCC1 0
(deriv_sqrt_fun_TCC1-1 nil 3262649471
("" (lemma "sqrt_derivable_fun") (("" (propax) nil nil)) nil)
((sqrt_derivable_fun formula-decl nil sqrt_derivative nil))
shostak))
(deriv_sqrt_fun 0
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("" (lemma "sqrt_derivable_fun")
((""
(lemma "deriv_inverse_fun[posreal,posreal]"
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real_props nil)
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real_props nil)
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shostak))
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("" (lemma "sqrt_derivable_fun")
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(sqrt_continuous 0
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("" (rewrite "derivable_cont_fun[posreal]")
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(* const-decl "[numfield, numfield -> numfield]" number_fields nil)
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(nnreal type-eq-decl nil real_types nil)
(restrict const-decl "R" restrict nil)
(derivable_cont_fun formula-decl nil derivatives nil))
shostak)))
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