Hello Smath Team!

I did the same calculation twice and got slightly different answers. It is the log10 of a number close to one, so the answer is very close to 0, but different answer close to 0.

Rob

---

example of multiple answers.sm (10 КиБ) скачан 39 раз(а).

Try to apply the function eval:
Hk =eval(lg(Ko))
Regards, Ber7