Nuprl Definition : mFOL-subst

Substitute variable nw for variable old in fmla.
To do that, first rename the bound variables to avoid nw
and then rename old to nw.⋅

fmla[nw/old] ==  mFOL-rename(mFOL-rename-bound-to-avoid(fmla;[nw]);old;nw)



Definitions occuring in Statement :  mFOL-rename-bound-to-avoid: mFOL-rename-bound-to-avoid(fmla;L) mFOL-rename: mFOL-rename(fmla;old;new) cons: [a b] nil: []
FDL editor aliases :  mFOL-subst
fmla[nw/old]  ==    mFOL-rename(mFOL-rename-bound-to-avoid(fmla;[nw]);old;nw)



Date html generated: 2015_07_17-AM-07_54_39
Last ObjectModification: 2012_09_11-PM-05_43_12

Home Index