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