Vorlage:IstZahl

{{#ifeq:{{#iferror:{{#expr:{{#switch: | R+ = abs | R- = -abs | Z = trunc | Z+ | N = abs trunc | Z- = -abs trunc}}({{{1}}}) = ({{{1}}}) {{#if: | round ({{{3}}}) }} }} | }} | 1 | 1 | }}