7 October 2025 1:32:20.255 PM RECTANGLE: Fortran77 version Interpolation of the Franke function on the unit square [0,1] x [0,1] of degree = 60 Wrote F(x,y) at Padua points in "rectangle_fpd.txt". Wrote F(x,y) at target points in "rectangle_ftg.txt". Wrote I(F)(x,y) at target points in "rectangle_itg.txt". Estimated error: 0.2604E-09 Actual error: 0.2468E-10 Expected error: 0.2468E-10 RECTANGLE: Normal end of execution. 7 October 2025 1:32:20.310 PM