Numerical Approximation
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Approximation Methods
Least Squares Curve Fitting
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Linear
Quadratic
Polynomial
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Exponential
Solver Method:
Gauss Elimination
Partial pivoting, back substitution
Gauss-Jordan
Reduced row echelon form (RREF)
LU Factorization
Doolittle decomposition A=LU
Direct Formulas
Closed-form via partial derivatives
Precision:
Data Input
Dataset Examples...
Hooks Law (Physics) (5 pts)
Capacitor (Electrotechnics) (5 pts)
Pump Characteristics (Mechanical Engineering) (5 pts)
Ballistic Projectile Path (Physics) (5 pts)
Fluid Resistance with Comparison to Velocity (Fluid Mechanics) (5 pts)
Study Hours vs Scores (8 pts)
Specific Heat Cp (Low Temp) — PNMuSI (8 pts)
Specific Heat Cp (High Temp) — PNMuSI (5 pts)
Exponential Doubling y=ae^bx — PNMuSI (5 pts)
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Home
Approximation
Interpolation
Linear Systems
History