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c
c SUBROUTINE ener
c
c Copyright INRIA
subroutine ener(th,e)
parameter (n=10)
implicit doubleprecision (t)
doubleprecision th(2*n),thd(n),et(1,1),r(n),j(n),m(n)
integer i
data g / 9.81/
data r / n*1.0/
data m / n*1.0/
data j / n*0.3/
c
do 1000, i =1,n ,1
thd(i) = th(i+n)
1000 continue
c
t1 = thd(1)**2
t4 = thd(2)**2
t7 = thd(3)**2
t10 = thd(4)**2
t13 = thd(5)**2
t16 = thd(6)**2
t19 = thd(7)**2
t23 = thd(8)**2
t26 = thd(9)**2
t29 = thd(10)**2
t32 = sin(th(7))
t33 = r(7)*t32
t34 = 2*t33
t35 = sin(th(8))
t36 = r(8)*t35
t37 = 2*t36
t38 = sin(th(1))
t39 = r(1)*t38
t40 = 2*t39
t41 = sin(th(6))
t42 = r(6)*t41
t43 = 2*t42
t44 = sin(th(5))
t45 = r(5)*t44
t46 = 2*t45
t47 = sin(th(3))
t48 = r(3)*t47
t49 = 2*t48
t50 = sin(th(2))
t51 = r(2)*t50
t52 = 2*t51
t53 = sin(th(4))
t54 = r(4)*t53
t55 = 2*t54
t56 = sin(th(9))
t57 = r(9)*t56
t63 = -2*r(1)*t38*thd(1)
t65 = r(2)*t50*thd(2)
t68 = (t63-t65)**2
t69 = cos(th(1))
t72 = 2*r(1)*t69*thd(1)
t75 = r(2)*cos(th(2))*thd(2)
t77 = (t72+t75)**2
t84 = r(5)*t44*thd(5)
t85 = -2*t84
t87 = r(3)*t47*thd(3)
t88 = -2*t87
t89 = -2*t65
t91 = r(4)*t53*thd(4)
t92 = -2*t91
t94 = r(6)*t41*thd(6)
t97 = (t63+t85+t88+t89+t92-t94)**2
t100 = r(3)*cos(th(3))*thd(3)
t101 = 2*t100
t104 = r(4)*cos(th(4))*thd(4)
t105 = 2*t104
t106 = 2*t75
t109 = r(5)*cos(th(5))*thd(5)
t110 = 2*t109
t113 = r(6)*cos(th(6))*thd(6)
t115 = (t72+t101+t105+t106+t110+t113)**2
t119 = r(1)**2
t120 = t38**2
t123 = t69**2
t133 = (t63+t89-t87)**2
t135 = (t72+t106+t100)**2
t144 = (t88+t63+t89-t91)**2
t146 = (t101+t72+t106+t104)**2
t155 = (t63+t88+t89+t92-t84)**2
t157 = (t101+t105+t72+t106+t109)**2
t178 = sin(th(10))
t184 = r(7)*t32*thd(7)
t185 = -2*t184
t187 = r(9)*t56*thd(9)
t190 = r(8)*t35*thd(8)
t191 = -2*t190
t192 = -2*t94
t197 = (t185-2*t187+t191+t63+t192+t85+t88+t89+t92-r(10)*t178*thd(1
+0))**2
t200 = r(7)*cos(th(7))*thd(7)
t201 = 2*t200
t204 = r(9)*cos(th(9))*thd(9)
t208 = r(8)*cos(th(8))*thd(8)
t209 = 2*t208
t210 = 2*t113
t215 = (t201+2*t204+t209+t72+t210+t101+t105+t106+t110+r(10)*cos(th
+(10))*thd(10))**2
t221 = (t63+t192+t85+t88+t89+t92-t184)**2
t223 = (t72+t210+t101+t105+t106+t110+t200)**2
t229 = (t185+t191+t63+t192+t85+t88+t89+t92-t187)**2
t231 = (t201+t209+t72+t210+t101+t105+t106+t110+t204)**2
t237 = (t185+t63+t192+t85+t88+t89+t92-t190)**2
t239 = (t201+t72+t210+t101+t105+t106+t110+t208)**2
et(1,1) = J(4)*t10/2+J(3)*t7/2+J(6)*t16/2+J(5)*t13/2+J(8)*t23/2
++J(7)*t19/2+J(9)*t26/2+J(10)*t29/2+m(10)*g*(t34+2*t57+t37+t40+t43+
+t46+t49+t52+t55+r(10)*t178)+m(8)*(t237+t239)/2+m(8)*g*(t34+t40+t43
++t46+t49+t52+t55+t36)+m(7)*g*(t40+t43+t46+t49+t52+t55+t33)+m(2)*(t
+68+t77)/2+m(6)*(t97+t115)/2+m(1)*(t119*t120*t1+t119*t123*t1)/2+m(3
+)*(t133+t135)/2+m(4)*(t144+t146)/2+m(5)*(t155+t157)/2+m(4)*g*(t49+
+t40+t52+t54)+m(7)*(t221+t223)/2+m(10)*(t197+t215)/2+m(9)*(t229+t23
+1)/2+J(2)*t4/2+m(1)*g*t39+J(1)*t1/2+m(5)*g*(t40+t49+t52+t55+t45)+m
+(3)*g*(t40+t52+t48)+m(2)*g*(t40+t51)+m(9)*g*(t34+t37+t40+t43+t46+t
+49+t52+t55+t57)+m(6)*g*(t40+t46+t49+t52+t55+t42)
e = et(1,1)
return
end
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