adams里的三角波函數(shù)---[圖,，求助]

weiliao

想要在剛體上加一個如附件中所示函數(shù)（周期函數(shù)）的力,，請問那位高手能幫忙把這個函數(shù)編出來,，謝謝�,�,！急�,�,！

robi

step(time,0,0,t1,y1)+step(time,t1,0,t2,0)+step(time,t2,0,t3,-y1)+step(time,t3,0,t4,0)+step(time,t4,0,t5,y2)+step(time,t5,0,t6,0)
tx為圖中每一個時間點(diǎn)，y1為y軸的值
你試試，不知道對不

miao400044

step(time,0,0,t1,y1)+step(time,t2,0,t3,-y1)+step(time,t4,0,t5,y2)