Under certain circumstances, SMath simplifies a^(-1/2) into nthroot(a,-2), which produces correct results but looks odd. See attached example (all symbolic evaluation).
nthroot.sm (3 КиБ) скачан 29 раз(а).
Martin Kraska
Pre-configured portable distribution of SMath Studio: https://en.smath.info/wiki/SMath%20with%20Plugins.ashx