EntityQ6523215· pop 13· linked from 107 articleslensSign in to save2D shapeConnectionsdiskEntityConvex conjugateEntityLemonEntitygeometryEntitytriangleEntityareaEntitydigital object identifierEntitylensEntitychordEntitybibcodeEntityQ118398Entityconvex setEntityconvex functionEntitycircular segmentEntityMathWorldEntityQ22908627EntitysimplexEntityLagrange multiplierEntityinclusion–exclusion principleEntityJensen's inequalityEntityCategoriesConvex geometryPiecewise-circular curves