CodeCogs v3
The interactive open source library

Online Calculators
Instant Calculator
Perform complex calculations and plot graphs from any website with embeded dynamic calculators.
LaTeX Equation Editor
LaTeX Equation Editor
Generate formatted equations within websites, forums and blogs, with the World's #1 Online Equation Editor.
Excel Equations
excelEquations
Convert Excel Formulas into beautiful equations: Check, Trace, Document.

Discrete

maths/approximation/regression CodeCogs
Approximates a discrete function using least squares polynomial fitting.
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Rectangular notch

engineering/fluid_mechanics/notches Asif Ahmed
Discharge over a rectangular notch
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Introduction

engineering/fluid_mechanics/notches Asif Ahmed
Brief description about notches
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Introduction

computing/stl/containers/associative dalia07

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Introduction

computing/stl/containers/sequences dalia07

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circle

maths/geometry/area jarjar
Computes the area of the circular segment within a circle tangent to a reference line.
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Factorial

maths/combinatorics/arithmetic vince
Calculates the factorial of an integer number.
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Rank

maths/combinatorics/permutations lucian
Computes the rank of the given permutation, as generated by Permutation Class 2.
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