yacas

Yet Another Computer Algebra System. More information: https://www.yacas.org.

• Start an interactive yacas session:

yacas

• While in a yacas session, execute a statement:

Integrate(x)Cos(x);

• While in a yacas session, display an example:

Example();

• Quit from a yacas session:

quit

• Execute one or more yacas scripts (without terminal or prompts), then exit:

yacas -p -c path/to/script1 path/to/script2

• Execute and print the result of one statement, then exit:

echo "Echo( Deriv(x)Cos(1/x) );" | yacas -p -c /dev/stdin