Table 2 Operators and functions which are supported by mathematical expressions for describing the number of tokens (or concentrations) on constant places or reaction rate constants
From: MONALISA for stochastic simulations of Petri net models of biochemical systems
Operators | |
|---|---|
Addition | 2+2 |
Subtraction | 2−2 |
Multiplication | 2·2 |
Division | 2/2 |
Exponentiation | 2 ˆ 2 |
Sign operators | +2−(−2) |
Modulo | 2 % 2 |
Functions (use as “func(x)”) | |
abs | absolute value |
acos | arc cosine |
asin | arc sine |
atan | arc tangent |
cbrt | cubic root |
ceil | nearest upper integer |
cos | cosine |
cosh | hyperbolic cosine |
exp | Euler’s number raised to the power (eˆx) |
floor | nearest lower integer |
log | natural logarithm (base e) |
sin | sine |
sinh | hyperbolic sine |
sqrt | square root |
tan | tangent |
tanh | hyperbolic tangent |
div(x,y) | integer division, e.g., div(28,24) returns 1 |