abs function

Absolute Value

The elementwise absolute value. methods

## S4 method for signature 'Expression'
abs(x)

Arguments

• x: An Expression .

Returns

An Expression representing the absolute value of the input.

Examples

A <- Variable(2,2)
prob <- Problem(Minimize(sum(abs(A))), list(A <= -2))
result <- solve(prob)
result$value
result$getValue(A)