TeX and Typography

Tweets on TeX, LaTeX, and typography. @JohnDCook.

[TeX and Typography @TeXtip]

Greek has two versions of sigma. \sigma is the most common version. \varsigma is the sigma used at the end of a word.

[TeX and Typography @TeXtip]

The command for a product is \prod, not \Pi.

[TeX and Typography @TeXtip]

Number sets in Unicode and HTML https://t.co/ACMM9kYGXB

[TeX and Typography @TeXtip]

The amsfonts package supplies blackboard math letters, such as \mathbb{R} for the real numbers, as well as other fonts.

[TeX and Typography @TeXtip]

Use \phantom{} to insert white space the size of the argument. For example, \phantom{\pi} is an invisible \pi.

[TeX and Typography @TeXtip]

The commands for capital Greek letters are the letter name in capital case. e.g. \Gamma, \Delta, etc.

[TeX and Typography @TeXtip]

You cannot use \\ to produce a backslash. Use $\backslash$ instead.

[Algebra Etc. @AlgebraFact]

LaTeX package for displaying Pascal-like triangles, such as the illustration above.

https://t.co/cM73OCpN8Z

[TeX and Typography @TeXtip]

Bidirectional text https://t.co/UQ7SnZhZLP

[TeX and Typography @TeXtip]

In math mode, use \{ and \} to produce { and }.

[TeX and Typography @TeXtip]

Use an en-dash rather than a hyphen for numerical ranges. e.g. pages 3--10.

[TeX and Typography @TeXtip]

Differential equation direction plots in TeX https://t.co/FAITM5e6tC

[TeX and Typography @TeXtip]

Zareba, asterims, and dinkus https://t.co/EDUKt5K2vs

[heiner @HeinrichKuttler]

I nerded out a bit and let Claude recreate the 1947 look in LaTeX.

[TeX and Typography @TeXtip]

In Emacs, you can toggle between showing LaTeX commands and the symbols they produce with prettify-symbols-mode.

[TeX and Typography @TeXtip]

The commands for lower case Greek letters are the letter name in lower case. e.g. \alpha, \beta, etc.

[TeX and Typography @TeXtip]

Use \! to insert a NEGATIVE thin space in math mode, i.e. to pull things together. e.g. \int \! \int

[TeX and Typography @TeXtip]

Annuity and factorial notation https://t.co/LyNaQYajuv

[TeX and Typography @TeXtip]

Use \> to insert a medium space in math mode, \; to insert a thick space.

[TeX and Typography @TeXtip]

TeX uses $$ to begin and end math display mode. In LaTeX, \[ and \] are recommended instead.