# kCsf_11
# kCsf_11_num=4
c += 1
kCsfr[c] = row+0
kCsfc[c] = col+0
kCsfv[c] += -0.5*a*fAu*gAu*kt*rBu*sBu
c += 1
kCsfr[c] = row+1
kCsfc[c] = col+2
kCsfv[c] += -0.5*a*fAv*gAv*kt*rBw*sBw
c += 1
kCsfr[c] = row+2
kCsfc[c] = col+1
kCsfv[c] += 0.5*a*fAw*gAw*kt*rBv*sBv
c += 1
kCsfr[c] = row+2
kCsfc[c] = col+2
kCsfv[c] += -2*a*fAw*gAweta*kr*rBw*sBweta/(b*bf)