entr function

Entropy Function

The elementwise entropy function, $-xlog(x)$. methods

entr(x)

Arguments

• x: An Expression , vector, or matrix.

Returns

An Expression representing the entropy of the input.

Examples

x <- Variable(5)
obj <- Maximize(sum(entr(x)))
prob <- Problem(obj, list(sum(x) == 1))
result <- solve(prob)
result$getValue(x)