简介:提出了带形状参数的n次Wang-Ball调配函数,它是n次Wang-Ball基函数的扩展,它具有与n次Wang-Ball基函数相似的性质。基于给出的调配函数,构造了带形状参数的多项式曲线。参数λ具有明确的几何意义,当λ增大时,曲线将逼近于控制多边形,当λ=0时,即退化为n次Wang-Ball调配函数,它为曲线设计提供了一种有效的方法。
简介:■Creationisasolitaryendeavor,yetnowandagaintwoartistscometogethertoproduceartthatneithercouldhaverealizedalone.Byallaccounts,LinTianmiaoandWangGongxinhaveprovedtobesuchateam.
简介:<正>Natureisthemajorthemethatmanypoetsdealwithtoexpresstheirsorrowandjoy,lonelinessandhappiness;toseeklibertyandfreedom;toescapethesqalorofreallife;ortorevealtruthandphilosophy.Natureluresmanypoetsintoit.Notonlyisnaturethekingdomofpoeple’spouringouttheirfeeling,butalsothckingdomofbeautyofallcreatures——murmuringrivers,roilinghills,singingbirds,andsmilingflowers.Poetshaveendowednaturewithlifeandmergedthemselvesinit.Naturecanpurifysoulsandmouldtemperament.