operator-() [14/18]

template<typename Arith , require_arithmetic_t< Arith > * = nullptr>

var stan::math::operator- ( const var &  a, Arith  b  )

inline

Subtraction operator for variable and scalar.

The derivative for the variable is

\(\frac{\partial}{\partial x} (x-c) = 1\), and

Template Parameters

Var	value type of a var
Arith	An arithmetic type

Parameters

a	First variable operand.
b	Second scalar operand.

Returns

Result of subtracting the scalar from the variable.

Definition at line 78 of file operator_subtraction.hpp.