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Theorem binom-def
⊦ 0 ≤ j ∧ j ≤ i → binom_coef(i, j) = fac(i) / (fac(i - j) * fac(j))
Type: An axiom
Validity: The proof is valid.
Features:
Comment:
Used by:
coef-eq-zero
,
coef-le-2pot
,
coef-mult-rec
,
coef-mult-rec-lower
,
coef-nls-zero
,
coef-one
,
coef-pred-01
,
coef-rec-add-01
,
coef-same
,
coef-sub-mult
,
coef-succ
,
coef-switch
,
coef-zero
,
middle-coef-divides-not
,
middle-coef-max_exp
,
middle-coef-max_exp-equality
,
prime-divides-coef
,
Used by units in proved state:
Proof exists?: No