turning number

短语

词形变化

turning numbers 复数 turning numbers

释义与例句

n.
  1. 1.

    A version of winding number in which the number of rotations is counted with respect to the tangent of the curve rather than a fixed point.

    数学

    2002, Journal of Physics: Mathematical and general, page 6187, For any oriented curve β(τ),τ∈I,I=[0,Λ] of class C¹ (τ is the arclength parametrization) lying in an oriented Euclidean plane E, the turning number 𝒯_(n_β) may be defined as 𝒯_(n_β)=1/(2π)∫₀^Λκ_β(τ)dτ where κ_β(τ) is the signed curvature of β.