Definitions | ![](../FONT/lam.png) x,y. t(x;y), t T, strict_part(x,y.R(x;y);a;b), x(s1,s2), P ![](../FONT/eq.png) Q, , x:A. B(x), P ![](../FONT/if_big.png) Q, P & Q, A, P ![](../FONT/if_big.png) ![](../FONT/eq.png) Q, AntiSym(T;x,y.R(x;y)), Trans(T;x,y.E(x;y)), Refl(T;x,y.E(x;y)), Connex(T;x,y.R(x;y)), Order(T;x,y.R(x;y)), Linorder(T;x,y.R(x;y)), False, P Q, Dec(P) |