Differences
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sav08:axioms_of_hol [2009/03/05 13:05] vkuncak |
sav08:axioms_of_hol [2015/04/21 17:30] (current) |
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| Line 8: | Line 8: | ||
| Inference rule: | Inference rule: | ||
| - | \[ | + | \begin{equation*} |
| \frac{C\ \ ; \ \ A=B} | \frac{C\ \ ; \ \ A=B} | ||
| {C[A:=B]} | {C[A:=B]} | ||
| - | \] | + | \end{equation*} |
| which replaces one occurrence of $A$ in $C$ with $B$ (we cannot replace variables under $\lambda$) | which replaces one occurrence of $A$ in $C$ with $B$ (we cannot replace variables under $\lambda$) | ||