This tag is for questions regarding the display of fractions and related problems.

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0
votes
1answer
3k views

Using \frac within tabular [duplicate]

Possible Duplicate: Using \frac within a table I'm trying to do that within CodeCogs renderer, but it don't work: \begin{tabular}{cc} \hline \frac{x}{2} & \frac{2}{x} \\ \hline ...
3
votes
2answers
2k views

How to change / to be horizontal?

I like to change a/b to be a - b how to do that?
10
votes
3answers
4k views

Legendre symbol in theory of numbers

How can I get a Legendre symbol , which just used the dashed line instead of the fractional rule?
5
votes
2answers
422 views

Matrix doesn't shrink when put in fraction.

This is my minimal example, the problem is the different size of the two x. I would expect the matrix to be shrunken too, but it isn't. Why is this and how is it corrected? ...
1
vote
2answers
1k views

How can I embed \lvert and \rvert into the numerator ?

How can I embed \lvert and \rvert into the numerator? $1 - \frac{ \lvert 1 - t_2 \rvert}{y}$ The above line gives Undefined control sequence error.
2
votes
3answers
627 views

equality sign and fraction bar alignments in complex fractions around braces

When some math expressions such as complex fractions are around the braces which should be on the same baseline, besides, equality sign should be aligned with vinculum, how can we handle? For example, ...
4
votes
4answers
480 views

\frac{1-z^{n+1}}{1-z} doesn't look very good and how to leave space equal to the size of a given text

When we write it by hand we usually align the 1's in numerator and denominator. Should I change it manually, i.e. defining a command for typing the sum of the geometric progression or is there a ...
7
votes
2answers
1k views

Please critique this “intermediate size” fraction macro.

I often write a lot of mathematics where I multiply various quantities/operators/etc. by fractions. The fractions are important for bookkeeping, but usually not the most important thing in the ...
38
votes
1answer
27k views

How to get a little frac

I am wondering how to make a fraction in LaTeX small enough to fit on a line, or at least just a little larger. I could have sworn I had seen this before but I just cannot find it. In particular, I ...
40
votes
7answers
13k views

How do I typeset arbitrary fractions like the standard symbol for .5 = ½?

I know I've seen somewhere how to typeset 1/2 as ½, but with arbitrary fractions (that is, a macro that takes two arguments and makes the first denominator and the second numerator...). Now I can't ...