n.
a straight line or plane that touches a curve or curved surface at a point but does not intersect it at that point
ratio of the opposite to the adjacent side of a right-angled triangle
同义词：tan
Tangents to an Analytic Variety
Tangents to an Analytic Variety
Tangents and Secants of Algebraic Varieties
Common Tangents to Four Unit Balls in R 3
On the cones of tangents with applications to mathematical programming
Improved local coordinate coding using local tangents
Normal forms for real surfaces in C2 near complex tangents and hyperbolic surface transformations
A free-space method for measurement of dielectric constants and loss tangents at microwave frequencies
On Curves of Minimal Length with a Constraint on Average Curvature, and with Prescribed Initial and Terminal Positions and Tangents
The start of the Sagittarius spiral arm (Sagittarius origin) and the start of the Norma spiral arm (Norma origin) - model-computed a...
