78>XX=,dd +(I)  1Courier New1Symbol New1Courier New1Courier NewTimesr NewTimesr New1Courier New1Courier New1Courier New1Courier NewXn V<Xn V<Xn V<Xn V<?/ <```@@@?~~~~~ԱޱޱԱ޿޿ph (((Pdd{  d<  p {2 +f5os?ha$`c@ inVrz@L=ʈbK1@???H @Dd @p"@z`(qlj[5hfffff@533333@I5@033333??@^ߛOw?̌???:8Ic@ V<@@?@ @@@?@@@@@@oչɨ*k> @@r=2@@dddddddddddddddddddddddddddddddddddddddd -2??K!qr3܀@$$$@@7̌@@aۢ̌vEg|r٠vݗ3|ˆ}(F@ 1ҋ*@ne2#$%&'()ā <@` (UVVV-a-b3X */2??Uy@22$Uy@r3܀@Hη 2 ti}=\Ql@]_u}?RL,Q????oqrs t&'i(FcԀcZc u*hvs(c-u)(a-b)sin(t-d)(a-b)cos(t-d)W R/2??Uy@22$Uy@r3܀@Lη 2 =\Ql@SEH@RL,Q????QRSo̐4.c d c u*hvs(c-u)(a-b)sin(t-d)+G(a-b)cos(t-d)6E 42???$$$??4JzG(\@?????}ʶ?X\`dhlp^ac000c00 hp 42???$$$??4JzG@(\@ @????}ʶ?hlptx|eg0k0G0cG0a% /2??Uy@22$Uy@r3܀@b&<)@j|?HFh@A9q}@???tx|lexL?JXT@̼@gffffff@?ģʭ?}ij7N?:̌@@@@h!@@@@@@@@@@@@@@@@@@@@@@@RW$RW$RW$Animate on D to rotate the tires@h!@@<dz4ʼT Lh?߅~"`N@ ,ÙA@Times New Roman z = -a-bT( <51ʝ?3l!E}@1Courier New Z(x,y,z) = (u*hvs(c-u),(a-b)sin(t-d),(a-b)cos(t-d))T( <E(-@E@1Courier New `[(x,y,z) = (u*hvs(c-u),(a-b)sin(t-d)+G,(a-b)cos(t-d))T( <ƶ,L @ǵF{@1Courier New \segment (0,0,0)--(c,0,0)T( <Vqs2vgŭ@^H@1Courier New \segment (0,G,0)--(c,G,0)W(W`|WT( <b 0<$(.%@5@1Courier New ](x,y,z) = (bcos(t),(bsin(t)+a)*sin(u-d)+G,(bsin(t)+a)*cos(u-T( <35vIa@dМ@1Courier New @^segment (c/2,0,0)--(c/2,G,0)/T( <SǒT|@*N@1Courier New ^(x,y,z) = (bcos(t),(bsin(t)+a)*sin(u-d),(bsin(t)+a)*cos(u-d)T( <?hV=}@B@1Courier New ,_%(x,y,z) = (bcos(t)+C*.95,(bsin(t)+a)*sin(u-d)+G,(bsin(t)+a)*R( <"9?'݌HV@c0jfY@1Courier New xk/ (x,y,z) = (bcos(t)+C*.95,(bsin(t)+a)*sin(u-d),(bsin(t)+a)*coR( <=䕡"%ߔ@®X@1Courier New 6 segment (c/2,G/2,0)--(c/2,G/2,H)#+b),('sR&Q( <RvG?|@PX@1Courier New @@@h!@