Trend - Least Square
Curve fitting examples for daily basis, using least squares method.
Trend - Polynomial Examples
Curve fitting examples for daily basis, using vandermonde matrix.
Trend - Polynomial in Python
Implement polynomial equation in python. From data modelling in spreadsheet to programming language. Solving third order polynomial equation.
Trend - Polynomial in Worksheet
Implement polynomial equation in worksheet. From theory to data modelling in Excel/Calc. Solving third order polynomial equation.
Trend - Polynomial Algebra
Understanding how the polynmial internally works. Gently explanation from each form to generalization.
Trend - Polynomial Interpolation
Connect the dots perfectly with interpolation.
Trend - Built-in Intro
Solving trend with built-in method available in excel and python, without reinventing the wheel.