Who Cites qadd?
qadd	Def a +q b == (a.numb.den+b.numa.den)/(a.denb.den)
	Thm* p,q:. p +q q
qdenom	Def q.den == 2of(q)
	Thm* q:. q.den
qnumer	Def q.num == 1of(q)
	Thm* q:. q.num
qnum	Def p/q == <p,q>
	Thm* n:, d:. n/d
pi2	Def 2of(t) == t.2
	Thm* A:Type, B:(AType), p:(a:AB(a)). 2of(p)  B(1of(p))
pi1	Def 1of(t) == t.1
	Thm* A:Type, B:(AType), p:(a:AB(a)). 1of(p)  A

Syntax:

a +q b

has structure:

qadd(a; b)

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