- λR. ∀L1,L2,U. L1 ⪤*[R, U] L2 →
- â\88\80b,f,K2. â¬\87*[b, f] L2 â\89\98 K2 â\86\92 ð\9d\90\94â¦\83fâ¦\84 â\86\92 â\88\80T. â¬\86*[f] T ≘ U →
- â\88\83â\88\83K1. â¬\87*[b, f] L1 â\89\98 K1 & K1 ⪤*[R, T] K2.
+ λR. ∀L1,L2,U. L1 ⪤*[R,U] L2 →
+ â\88\80b,f,K2. â\87©*[b,f] L2 â\89\98 K2 â\86\92 ð\9d\90\94â\9dªfâ\9d« â\86\92 â\88\80T. â\87§*[f] T ≘ U →
+ â\88\83â\88\83K1. â\87©*[b,f] L1 â\89\98 K1 & K1 ⪤*[R,T] K2.