Help: Mathematical Formulas
Formulas can be entered in normal mathematical format. The usual
algebraic precedence rules are observed. Multiplication can be indicated
with either a blank space or "*". Powers are indicated with "^".
Factorials are indicated with "!".
The constant pi and the following mathematical functions are
Points to remember:
If you make a syntax error in your equation, the equation turns red.
The error message
can be seen in Netscape's Java Console. Correct the error and press Enter,
and the equation should turn black again.
- the arguments of a function must always be enclosed in parentheses,
e.g. "sin(x)", not "sin x".
- "x*y" can be written as "x y" but not "xy"
- "a^b" is defined in the following cases:
- a > 0 and any b (unless the number becomes too large)
- a = 0 and b >= 0 (with the convention 0^0 = 1)
- a < 0 and b an integer (unless the number becomes too large)