简介:Inthispaper,wefirstdiscussthemethodsofcomparingtwospecialabsolutelyconvergentsineseries,sinnxandsinnx.Westatethetheoremin.onedimensionalcaseasfollows;Theorem.Letbeconvergentserieswithnonnegativeterms.SupposeThenforallx∈[0,π]If,inaddition,then
COMPARISONS OF ABSOLUTELY CONVERGENT TRIGONOMETRIC SERIES