Hilbert Matrix
A Matrix 
with elements
for
, 2, ..., 
. Although the Matrix Inverse is given analytically by
Hilbert matrices are difficult to invert numerically. The Determinants for the first few values of
are given in the following table. | det() |
| 1 | 1 |
| 2 |  |
| 3 |  |
| 4 |  |
| 5 |  |
| 6 |  |
- Klarner's Theorem
- Klein-Beltrami Model
- Klein Bottle
- Klein Four-Group
- Klein-Gordon Equation
- Kleinian Group
- Klein Quartic
- Klein's Absolute Invariant
- Klein's Equation
- Klein's Theorem
- Kloosterman's Sum
- k-Matrix
- Knapsack Problem
- Kneser-Sommerfeld Formula
- Knights of the Round Table
- Knights Problem
- Knight's Tour
- Knot
- Knot Complement
- Knot Curve
- Knot Determinant
- Knot Diagram
- Knot Exterior
- Knot Linking
- Knot Polynomial