As you hold down the Alt key, use your other hand to press the Sigma Symbol Alt Code.On the keyboard, press down the Alt key with one hand.Place your cursor in the document where you need to type these symbols.Open your Microsoft Word document where you need to type these symbols.This Alt code method can type these symbols by holding down the Alt key while typing the above alt codes on the keyboard’s separate numeric keypad.īelow is a detailed step-by-step guide you may use to type the Symbol for Sigma with your keyboard. Note: These Alt Code shortcuts work in Microsoft Word for Windows only. The Sigma Alt Code (Keyboard Shortcut) Sigma Symbol Alt Code Σ 931 σ 963 ![]() You can also insert these symbols in Word, Excel, PowerPoint, or Google Docs if you use one of the Microsoft Office or Google apps.īelow you’ll find several methods for accessing these symbols, including keyboard shortcuts and methods utilizing MS Office and Google Docs’ built-in navigation systems. How to Type the Sigma Symbols on KeyboardĪlthough there is no dedicated key on the keyboard to type the Sigma Symbols, you can still get them through the keyboard. To the best of our ability, the above table has presented helpful information about these text Symbols, including the keyboard shortcuts, Unicode, and HTML codes.Ĭontinue reading to better understand how to type these symbols using the keyboard and some other methods. Note: The shortcuts in this table can only work in Microsoft Word for Windows. SYMBOL Σ σ NAME Greek Capital Letter Sigma Greek Small Letter Sigma CATEGORY Math Symbols, Greek Letters Math Symbols, Greek Letters ALT CODE 931 963 SHORTCUT 1 Alt + 931 Alt + 963 SHORTCUT 2 03A3, Alt + X 03C3, Alt + X UNICODE U+03A3 U+03C3 HTML CODE Σ σ HEX CODE Σ σ HTML ENTITY &Sigma &sigma CSS CODE \03A3 \03C3 We will keep updating it to include the latest facts. It summarizes to include all the essential and technical information these symbols. The table below depicts a bird’s-eye-view of the Sigma Symbols. In math, this symbol represents the Weierstrass sigma-function, the standard deviation in theoretical spectral analysis, the elasticity of substitution in macroeconomics, stock volatility in finance, the damping ratio in electrical engineering, velocity dispersion in astronomy, cross-sections and Pauli matrices in physics, and “stress” in engineering fields.Ĭontinue reading for more details on these symbols. Greek Small Letter Sigma Symbol(σ) The Small Letter Sigma Symbol is the Modern Greek alphabet’s 18th letter. Today, the sigma symbol is used in many branches of mathematics, including algebra, geometry, and calculus. He used it to describe the sum of a series of numbers. ![]() The first use of the sigma symbol was by the Swiss mathematician Leonhard Euler in 1755. For example, the Greek capital letter Σ is used in algebra to represent the summation operator. It is typically used in calculus and other advanced mathematics courses. Meaning of Sigma Symbols Sigma Symbols Meaning Greek Capital Letter Sigma Symbol (Σ) The Greek capital letter sigma is a mathematical symbol representing the sum of a series of terms. The copy buttons above will save you some time in doing so.Īfter copying these symbols, you can paste them anywhere by pressing Ctrl and V on your keyboard. ![]() Here we furnish just one example of how to plot the results of a SymPy computation.The easiest way to get the Sigma text symbols is to copy and paste them wherever you need them. Should you wish to use them nevertheless, their help() text is useful.įor most of our purposes, Matplotlib should be the plotting tool of choice. At the time of writing, these functions lack the ability to add a key to the plot, which means they are unsuitable for most of our needs. SymPy provides two inbuilt plotting functions, Plot() from the otting module, and plot from.
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