Setter for ncv, the number of Arnoldi basis vectors to calculate. This should satisfy 1 <= ncv - nev and ncv <= evpdim, with recommended value ncv = 2 * nev (see arpack docs).
| Type | Intent | Optional | Attributes | Name | ||
|---|---|---|---|---|---|---|
| class(arpack_t), | intent(inout) | :: | this | type instance |
||
| integer, | intent(in) | :: | ncv | value for ncv |