@@ -647,24 +647,25 @@ int main(int argc, char* argv[])
647647 uvz[sy+nb-1][sx+nb ][sz+nb+1]-=Mzy*h3/dy/4*wlt[it];*/
648648
649649 /*add moment tensor source on stress*/
650- txx [sy + nb ][sx + nb ][sz + nb ] += h3 * Mxx * wlt [it ];
651- tyy [sy + nb ][sx + nb ][sz + nb ] += h3 * Myy * wlt [it ];
652- tzz [sy + nb ][sx + nb ][sz + nb ] += h3 * Mzz * wlt [it ];
650+ /*positive and negative +- changed on 01/21/2025*/
651+ txx [sy + nb ][sx + nb ][sz + nb ] -= h3 * Mxx * wlt [it ];
652+ tyy [sy + nb ][sx + nb ][sz + nb ] -= h3 * Myy * wlt [it ];
653+ tzz [sy + nb ][sx + nb ][sz + nb ] -= h3 * Mzz * wlt [it ];
653654
654- txy [sy + nb ][sx + nb ][sz + nb ] + =0.25 * h3 * Mxy * wlt [it ];
655- txy [sy + nb ][sx + nb - 1 ][sz + nb ] + =0.25 * h3 * Mxy * wlt [it ];
656- txy [sy + nb - 1 ][sx + nb ][sz + nb ] + =0.25 * h3 * Mxy * wlt [it ];
657- txy [sy + nb - 1 ][sx + nb - 1 ][sz + nb ] + =0.25 * h3 * Mxy * wlt [it ];
655+ txy [sy + nb ][sx + nb ][sz + nb ] - =0.25 * h3 * Mxy * wlt [it ];
656+ txy [sy + nb ][sx + nb - 1 ][sz + nb ] - =0.25 * h3 * Mxy * wlt [it ];
657+ txy [sy + nb - 1 ][sx + nb ][sz + nb ] - =0.25 * h3 * Mxy * wlt [it ];
658+ txy [sy + nb - 1 ][sx + nb - 1 ][sz + nb ] - =0.25 * h3 * Mxy * wlt [it ];
658659
659- tyz [sy + nb ][sx + nb ][sz + nb ] + =0.25 * h3 * Myz * wlt [it ];
660- tyz [sy + nb ][sx + nb ][sz + nb - 1 ]+ =0.25 * h3 * Myz * wlt [it ];
661- tyz [sy + nb - 1 ][sx + nb ][sz + nb ] + =0.25 * h3 * Myz * wlt [it ];
662- tyz [sy + nb - 1 ][sx + nb ][sz + nb - 1 ]+ =0.25 * h3 * Myz * wlt [it ];
660+ tyz [sy + nb ][sx + nb ][sz + nb ] - =0.25 * h3 * Myz * wlt [it ];
661+ tyz [sy + nb ][sx + nb ][sz + nb - 1 ]- =0.25 * h3 * Myz * wlt [it ];
662+ tyz [sy + nb - 1 ][sx + nb ][sz + nb ] - =0.25 * h3 * Myz * wlt [it ];
663+ tyz [sy + nb - 1 ][sx + nb ][sz + nb - 1 ]- =0.25 * h3 * Myz * wlt [it ];
663664
664- txz [sy + nb ][sx + nb ][sz + nb ] + =0.25 * h3 * Mxz * wlt [it ];
665- txz [sy + nb ][sx + nb - 1 ][sz + nb ] + =0.25 * h3 * Mxz * wlt [it ];
666- txz [sy + nb ][sx + nb ][sz + nb - 1 ] + =0.25 * h3 * Mxz * wlt [it ];
667- txz [sy + nb ][sx + nb - 1 ][sz + nb - 1 ] + =0.25 * h3 * Mxz * wlt [it ];
665+ txz [sy + nb ][sx + nb ][sz + nb ] - =0.25 * h3 * Mxz * wlt [it ];
666+ txz [sy + nb ][sx + nb - 1 ][sz + nb ] - =0.25 * h3 * Mxz * wlt [it ];
667+ txz [sy + nb ][sx + nb ][sz + nb - 1 ] - =0.25 * h3 * Mxz * wlt [it ];
668+ txz [sy + nb ][sx + nb - 1 ][sz + nb - 1 ] - =0.25 * h3 * Mxz * wlt [it ];
668669
669670 forward_uvy_uvx_uvz (uvx , uvy , uvz , txx , tyy , tzz , txz , txy , tyz , rho );
670671 forward_txx_tyy_tzz_txz_txy_tyz (uvx , uvy , uvz , txx , tyy , tzz , txz , txy , tyz , vp , vs );
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