Method

NumCosmoMathSpline2dderiv_d2zdx2

Declaration [src] 

gdouble
ncm_spline2d_deriv_d2zdx2 (
  NcmSpline2d* s2d,
  gdouble x,
  gdouble y
)

Description

No description available.

Parameters

x

Type: gdouble

X-coordinate value.

y

Type: gdouble

Y-coordinate value.

Return value

Type: gdouble

The interpolated derivative $\mathrm{d}^2z/\mathrm{d}x^2$ computed at the point (x, y).