Top "Parametric-equations" questions

A parametric equation is a mathematical definition of a set of values defined by a function of one or several parameters.

How to convert Parametric equation to Cartesian form

I need to convert a plane's equation from Parametric form to Cartesian form. For example: (1, 2, -1) + s(1, -2, 3) + t(1, 2, 3) to: …

vector geometry linear-algebra parametric-equations
How can I find a normal vector of a 2D line?

I have a line with point a, (6, 12) and point b (45, 18). To describe this line using vectors, the equation is L = [6, 12] +…

math parametric-equations
Plot a heart in R

Possible Duplicate: Equation-driven smoothly shaded concentric shapes How could I plot a symmetrical heart in R like I plot a …

r parametric-equations polar-coordinates
Get equation for 3d shape

I have 2 arrays say X and Y. Each have 5 elements. Now for each possible combination of (X,Y) I have …

curve-fitting parametric-equations excel-charts
Plot survival and hazard function of survreg using curve()

I have the following survreg model: Call: survreg(formula = Surv(time = (ev.time), event = ev) ~ age, data = my.data, dist = "…

r plot survival-analysis weibull parametric-equations
How to plot polar coordinates in R?

Suppose that (x(t),y(t)) has polar coordinates(√t,2πt). Plot (x(t),y(t)) for t∈[0,10]. There is …

r polar-coordinates parametric-equations
Parametric equation with numpy

I'm currently implementing a Recurrent Neural Network (RNN) called Echo State Network (ESN) in python for Time Series Classification (TSC). …

python numpy parametric-equations