Osječki matematički list, Vol. 8 No. 2, 2008.
Stručni rad
More proofs of one well-known trigonometric inequality in triangle
Šefket Arslanagić
; Sarajevo, Bosna i Hercegovina
Alija Muminagić
; Nykobing F., Danska
Sažetak
In this paper we give seven different proofs for one trigonometric
inequality for triangle. This inequality is important for proving other
inequalities. We used different methods in this proofs.
Ključne riječi
trigonometric inequality; different proofs; inequality C-B-S (Cauchy-Buniakovski-Schwarz); inequality between arithmetic and harmonic mean; Euler's inequality; convex function; Jensen's inequality
Hrčak ID:
33895
URI
Datum izdavanja:
20.3.2009.
Posjeta: 2.419 *