pwlapprox2d approximates continuous univariate functions using
adaptive piecewise linear regression. It produces a piecewise linear
approximation of a function over a specified domain until the desired
accuracy is reached.
You can install the package from your local folder during development using:
```r install.packages(“devtools”) devtools::install(“C:/Users/alasd/OneDrive/Documents/R/Packages/pwlapprox2d”)