... ,AJ)T, that is,ui.ai= 0,i=2, ,J. (4.9) Journal of Mathematics in Industry (2011) 1:1 DOI 10. 1186/2190-5983-1-1 RESEARCH Open Access Acid polishing of lead glassJonathan A Ward · Andrew C Fowler ... now examine this possibility. Journal of Mathematics in Industry (2011) 1:1 Page 19 of 1914. Tersoff, J., Tu, Y., Grinstein, G.: Effect of curvature and stress on reaction rates at solid interfaces.Appl. ... powder blast-ing. Surv. Math. Ind. 10, 89 105 (2002) Journal of Mathematics in Industry (2011) 1:1 Page 3 of 19Fig. 1 Cartoon of etching if therate of erosion is constant andnormal to the surface....