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drastic_measures [2016/07/17 15:23] nikolaj |
drastic_measures [2016/07/17 15:28] nikolaj |
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$N_Sf:=(Sf)^{-1}\cdot f$, | $N_Sf:=(Sf)^{-1}\cdot f$, | ||
- | which we'll also write as | + | has $SN_Sf=e$ and $[N_S]=[S^{-1}]$. |
- | $\bar{f}:=(Sf)^{-1}\cdot f$ | + | As $S$ is linear, |
- | has $S\bar{f}=e$. | + | $N_S(c\,f)=N_S(f)$ |
- | So we can use such $S$ to normalize functions w.r.t. $S$. | + | We'll also write |
+ | |||
+ | $\bar{f}:=(Sf)^{-1}\cdot f$ | ||
== Example 1 == | == Example 1 == |