Function bar1s.m

[gittrame]

Hi friends, I'm a Octave user. At lines 62 and 63, I needed to change qX to qx to solve an one dimensional bar problem.
62 u=u-(x.^2-Lx) * qX / (2DEA);
63 du=du-(2x-L) * qX / (2DEA);

A simple char case issue.
Best regards from Paulo.