Dacić, R. The sine functional equation for groups. (English) Zbl 0207.14501 Mat. Vesn., N. Ser. 7(22), 279-284 (1970). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 1 Document MSC: 39B99 Functional equations and inequalities × Cite Format Result Cite Review PDF