Fix output of value converted to unit expression with numerical multiplier in denominator, e.g.Fix asin(x)=a, acos(x)=a, and atan(x)=a, when a contains an angle unit and default angle unit is set.Replace defunct exchange rates source and fix bitcoin exchange rate.Add units for mean Gregorian and tropical years.Return gcd of numerators divided by lcm of denominators in gcd() with non-integer rational numbers, and vice versa for lcm().Support for specifying a fixed denominator for display of fractions (e.g.Features include a large library of customizable functions, unit calculations and conversion, symbolic calculations (including integrals and equations), arbitrary precision, uncertainty propagation, interval arithmetic, plotting, and a user-friendly interface (GTK+, Qt, and CLI). It is simple to use but provides power and versatility normally reserved for complicated math packages, as well as useful tools for everyday needs (such as currency conversion and percent calculation). Qalculate! is a multi-purpose cross-platform desktop calculator.
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