(20steps total) PrintForm Definitions Lemmas FTA Sections DiscrMathExt Doc
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At: nat prime div each factorLEMMA

  X:
  prime(X)
  
  (X1:X1<X  prime(X1 (a,b:X1 | ab  X1 | a  X1 | b))
  
  (W:. 0<W  W<X  (t:X | tW  X | t))


By: Auto THEN RemoveGuards Concl ...w


Generated subgoal:

1 1. X : 
2. prime(X)
3. X1:X1<X  prime(X1 (a,b:X1 | ab  X1 | a  X1 | b)
  W:. 0<W  W<X  (t:X | tW  X | t)

19 steps

About:
natural_numbermultiplyless_thanimpliesorall
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html

(20steps total) PrintForm Definitions Lemmas FTA Sections DiscrMathExt Doc