IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At:
injection le11 1. k : 2. 0<k 3. m:. (f:((k-1)m). Inj((k-1); m; f)) k-1m 4. m : 5. f : km 6. Inj(k; m; f)
7. f(0) m f:((k-1)(m-1)). Inj((k-1); (m-1); f)
By:
Assert
(g:((k-1)(m-1)). i:(k-1). g(i) = if f(i)=m-1f(k-1) else f(i) fi)