Metamath Proof Explorer
Table of Contents - 1.4.8. Define proper substitution
- sbjust
- wsb
- df-sb
- sbt
- sbtru
- stdpc4
- sbtALT
- 2stdpc4
- sbi1
- spsbim
- spsbbi
- sbimi
- sb2imi
- sbbii
- 2sbbii
- sbimdv
- sbbidv
- sban
- sb3an
- spsbe
- sbequ
- sbequi
- sb6
- 2sb6
- sb1v
- sbv
- sbcom4
- pm11.07
- sbrimvw
- sbievw
- sbiedvw
- 2sbievw
- sbcom3vv
- sbievw2
- sbco2vv
- equsb3
- equsb3r
- equsb1v
- nsb
- sbn1