current implementation effectively undoes the adaptive step sizes from the quasi-Newton schemes. However, several papers from 2012 have implemented Newton solvers with line-search and other methods. Incorporate strategies for element-wise separable and general proxes
current implementation effectively undoes the adaptive step sizes from the quasi-Newton schemes. However, several papers from 2012 have implemented Newton solvers with line-search and other methods. Incorporate strategies for element-wise separable and general proxes