Result for part 1:
The potential solution for the 12 points are :
0.3171 0.1224 -0.0198
0.3195 0.2337 0.0917 -0.0195
0.0855 0.1391 0.1114 0.0480 -0.0088
Part 2:
RMS for bias is 0.049487
RMS for model-data misfit is 0.011503
RMS for BC is 0.00046859
RMS for source nodes is 0.26348
Part 4: