Two fractions are said to be adjacent if their difference has a unit numerator. For example, 1/3 and 1/4 are adjacent since , but and are not since . Adjacent fractions can be adjacent in a Farey sequence.

# Adjacent Fraction

## See also

Farey Sequence, Ford Circle, Fraction, Numerator## Explore with Wolfram|Alpha

## References

Pickover, C. A.*Keys to Infinity.*New York: Wiley, p. 119, 1995.

## Referenced on Wolfram|Alpha

Adjacent Fraction## Cite this as:

Weisstein, Eric W. "Adjacent Fraction."
From *MathWorld*--A Wolfram Web Resource. https://mathworld.wolfram.com/AdjacentFraction.html