Usually, Word surrounds citations by the round brackets (see How to create a citation for more details). But you can insert a citation in the square brackets or use other symbols.

Setting font styles & sizes in an equation is a simple process.

This tip displays how to add an equation with integral, for example, Gauss's law, also known as Gauss's flux theorem.

In Word for Microsoft 365 equations many mathematical symbols can be inserted using the \+name of the symbol (how to insert Greek symbols, see Shortcut keys for inserting Greek symbols into the equation):

When you modify the built-in equations or create your own, you can save them to the gallery for future use.

This tip displays how to add an equation with matrix, for example, the Electromagnetic tensor.

Word for Microsoft 365 automatically handles formatting; nonetheless, you can manually adjust the spacing and alignment of equations.

This tip displays how to add an equation with fractions, square roots and exponents, for example, the normal or Gaussian distribution.

In some cases, you want to show in your Word document the number or amount in words. You can use macros, but Word proposes an easy and simple way by using fields.

By inserting a citation into your document, you tell readers that certain information in your paper is borrowed from another source. Citing a source, quoting it, or just mentioning it, is the only way to use the work of other people without plagiarism.