Elementwise Positive
The elementwise positive portion of an expression, \max(x_i,0). This is equivalent to max_elemwise(x,0).
pos(x)
x |
An Expression, vector, or matrix. |
An Expression representing the positive portion of the input.
x <- Variable(2) val <- matrix(c(-3,2)) prob <- Problem(Minimize(pos(x)[1]), list(x == val)) result <- solve(prob) result$value
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