With our new understanding of how Matlab handles vectors and matrices In particular the difference between matrix operators and element by element operators – we are now in a position to go back and fix the errors in the stresscalc example program. In our stress calculation example, we had an array of rod diameters and wanted to calculate the normal stress in each rod when it is loaded by an axial load P of 1000 lbs. EDU stresscalc ???