PSIMATH is a modular mathematical calculatorinfix notation OR rpn ! +,-,*,/ with operator precedence 2+3*4=2+(3*4) and not (2+3)*4 ! base conversion : bases 2-16 elementary functions : x^2, sqr(x), log(x), ln(x), 1/x, ... trigonometric functions and their inverses : sin(x), cos(x), ... angle units : rad, deg and units of PI hyperbolic functions (+inverses) : sinh(x), cosh(x), ... memory cells : STO, RCL or drag/drop the numbers involved ! keyboard input of digits and simple operations (+,-,*,/,=) logical operators : AND, OR primality check programmable user functions. graphical display of functions y=F(x) in arbitrary (x,y) ranges
|