Solve the equation to find the desired exponent

After https://stats.stackexchange.com/questions/521582/controlling-the-entropy-of-a-distribution

Usage

solve_power(p, target_H, return_full = FALSE)

Arguments

p

Initial distribution

target_H

Desired entropy for the transformed distribution

return_full

Return the full uniroot() output?

Value

Numeric value of the desired exponent

Examples

p = c(0.5, 0.3, 0.2)
solve_power(p, target_H = 1.0)
#> [1] 2.759038