## COMPLEX: A least squares method for fitting quadratically interpolated tables to a two-dimensional data array |

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_ 2q _ 2q+l 2j+l 2q _ 2q+i 2q+l _ acting on behalf approaches x ARRAY Richard H box boundaries COMPLEX corresponding mesh points DATA ARRAY Richard define the box derivative and hence Derivative continuity derivative matching constraints derivatives need DIMENSIONAL DATA ARRAY employee or contractor endpoints equations and let equivalently FITTING QUADRATICALLY INTERPOLATED given as input grid mesh points guarantees a continuous ij ij independent variables input indicate interpolation function January 30 Lagrange interpolation formula larger table Lawrence Radiation Laboratory LEAST SQUARE FIT LEAST SQUARES METHOD Livermore LM+f LM+F+c LM+F+C+b matched at x matching constraints need matrix inversion METHOD FOR FITTING need be matched notation of Section obtain Eq person acting point fixing problem process disclosed QUADRATICALLY INTERPOLATED TABLES Refer to Section Section V-C-3 summation table grid lines UNIVERSITY OF CALIFORNIA values x derivatives