Celebratio Mathematica

M. Weiss and A. Zyg­mund: “A note on smooth func­tions,” Nederl. Akad. Wetensch. Proc. Ser. A 62 : 1 (1959), pp. 52–​58. MR 0107122 Zbl 0085.​05701 article

M. Weiss and A. Zyg­mund: “On the ex­ist­ence of con­jug­ate func­tions of high­er or­der,” Fund. Math. 48 : 2 (1959–1960), pp. 175–​187. MR 0113093 Zbl 0093.​26604 article

M. Weiss and A. Zyg­mund: “An ex­ample in the the­ory of sin­gu­lar in­teg­rals,” Stu­dia Math. 26 : 1 (1965–1966), pp. 101–​111. To Gabor Szegö on his sev­en­ti­eth birth­day. MR 0190655 Zbl 0127.​05702 article

A. P. Calder­ón, M. Weiss, and A. Zyg­mund: “On the ex­ist­ence of sin­gu­lar in­teg­rals,” pp. 56–​73 in Sin­gu­lar in­teg­rals (Chica­go, 20–22 April 1966). Edi­ted by A. P. Calder­ón. Pro­ceed­ings of Sym­po­sia in Pure Math­em­at­ics 10. Amer­ic­an Math­em­at­ic­al So­ci­ety (Provid­ence, RI), 1967. An ad­dendum to this art­icle was pub­lished in Stu­dia Math. 46:3 (1973). MR 0338709 Zbl 0167.​12202 incollection

A. Zyg­mund: “Mary Weiss: Decem­ber 11, 1930–Oc­to­ber 8, 1966,” pp. xi–​xviii in Or­tho­gon­al ex­pan­sions and their con­tinu­ous ana­logues (Ed­wards­ville, IL, 27–29 April 1967). Edi­ted by D. T. Haimo. South­ern Illinois Uni­versity Press (Car­bondale, IL), 1968. MR 0230593 Zbl 0157.​33210 incollection

M. Weiss and A. Zyg­mund: “On mul­ti­pli­ers pre­serving con­ver­gence of tri­go­no­met­ric series al­most every­where,” Stu­dia Math. 30 : 1 (1968), pp. 111–​120. MR 0234208 Zbl 0157.​38204 article