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120 ^il 35i 7l6t-st^l dS pgaJ 6I+= olF6}q +dg +e++tr -7,421 Bg +aql e-l"}q d+ 4zl4 +rJE +c € tL"J Ee g+= 4 014. @ EE+9 SolC "J"J +dt}e-l d H 7]]= "J-r. gltrIE,:.el ui= B-spline +dE +xl dg 441 "J + 91trI. "l ag 9 H*l(inverse transformation)ole ++. P: ral 3-38 xff(order)oll 4E a spline +Cel o1l 0 r= 3-39 4P46 B spline +Cel r=tr HJEloll ttl= 4il(Order : k) 01