横向
1
Steepness of a line
4
U-shaped curve of a quadratic function
5
Space between two intersecting lines
7
Result of raising a number to an exponent
9
Number with digits after a point
10
Comparison of two quantities
纵向
2
Mathematical statement of equality
3
The number representing nothing
5
Part of a circle's circumference
6
Result of multiplication
7
Lines that never intersect
8
Number greater than zero