chwirut1.c: Finds the nonlinear least-squares solution to the model \n\
chwirut2.c: Finds the nonlinear least-squares solution to the model \n\
cs1.c: Finds the least-squares solution to the under constraint linear model Ax = b, with L1-norm regularizer
tomography.c: Finds the least-squares solution to the under constraint linear model Ax = b, with regularizer
makefile