conatus.expert.Y

conatus.expert.Y = y

Symbol class is used to create symbolic variables.

Parameters:

AtomicExpr: variable name

Boolean: Assumption with a boolean value(True or False)

Examples

>>> from sympy import Symbol
>>> x = Symbol("x", positive=True)
>>> x.is_positive
True
>>> x.is_negative
False

passing in greek letters:

>>> from sympy import Symbol
>>> alpha = Symbol('alpha')
>>> alpha
α

Trailing digits are automatically treated like subscripts of what precedes them in the name. General format to add subscript to a symbol : <var_name> = Symbol('<symbol_name>_<subscript>')

>>> from sympy import Symbol
>>> alpha_i = Symbol('alpha_i')
>>> alpha_i
αᵢ