How many different equation types are there?

Answer 1

Thanks to the contributors at Wikipedia here is the answer...

Equations can be classified according to the types of operations and quantities involved. Important types include:

• An algebraic equation is an equation involving only algebraic expressions in the unknowns. These are further classified by degree.
• A linear equation is an algebraic equation of degree one.
• A polynomial equation is an equation in which a polynomial is set equal to another polynomial.
• A transcendental equation is an equation involving a transcendental function of one of its variables.
• A functional equation is an equation in which the unknowns are functions rather than simple quantities.
• A differential equation is an equation involving derivatives.
• An integral equation is an equation involving integrals.
• A Diophantine equation is an equation where the unknowns are required to be integers.
• A quadratic equation

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