Polyhedral approximations to regular loci

[1] CAIRNS SS, 1932, AM MATH MONTHLY, V39, P518

[2] COURANT R, 1929, VORLESUNGEN DIFFEREN, V2, P203

[3] DELAVALLEEPOUSS.C, 1923, COURS ANAL INFINITES, V1, P362

[4] GOURSAT E, 1902, COURS ANAL MATH, V1, P306

[5] SCHWARZ HA, GESAMMELTE MATH ABHA, V2, P309

[6] SERRET JA, 1867, COURS CALCUL DIFFERE, P296

[7] 1934, ANN MATH, V35, P549

[1] CAIRNS SS, 1932, AM MATH MONTHLY, V39, P518

[2] COURANT R, 1929, VORLESUNGEN DIFFEREN, V2, P203

[3] DELAVALLEEPOUSS.C, 1923, COURS ANAL INFINITES, V1, P362

[4] GOURSAT E, 1902, COURS ANAL MATH, V1, P306

[5] SCHWARZ HA, GESAMMELTE MATH ABHA, V2, P309

[6] SERRET JA, 1867, COURS CALCUL DIFFERE, P296

[7] 1934, ANN MATH, V35, P549