Template:Square root B

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{{subst:subst}}#ifexpr:({{{2}}}-{{{2}}}/2-{{{1}}}/{{{2}}}/2>{{{3}}}) or ({{{2}}}-{{{2}}}/2-{{{1}}}/{{{2}}}/2<-{{{3}}}) |{{subst:subst}}Square root B|{{{1}}}|Expression error: Unrecognised punctuation character "{"|{{{3}}}}} |{{{2}}} , Expression error: Unrecognised punctuation character "{" }}

Substituting this template produces one or more new substitution template calls, allowing recursive change of a page, see Help:Recursive conversion of wikitext.