General conventions

e always represents the basis of natural logarithms.

i always represents the imaginary constant.

Do not use these letters to represent variables.

log means log base 10.

ln means natural logarithm.

log_a means log with base a.

Decimals are represented using a dot “.” .

Separations are represented using a comma “,” .

When a letter is followed by an opening parenthesis, it is interpreted as function of… For example, x(2y+3) means x evaluated at 2y+3 If you want a multiplication instead, use x*(2y+3) or (2y+3)x. This helps differentiate variables and functions.