R/abs_approx_D1.R

In CDM: Cognitive Diagnosis Modeling

Defines functions abs_approx_D1

Documented in abs_approx_D1

## File Name: abs_approx_D1.R
## File Version: 0.04


abs_approx_D1 <- function( x, eps=1E-5){
    res <-  x / sqrt( x^2 + eps )
    return(res)
}

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