#include <cmath>
#include <matplot/matplot.h>

int main() {
    using namespace matplot;

    auto funx = [](double s, double t) { return sin(s); };
    auto funy = [](double s, double t) { return cos(s); };
    auto funz = [](double s, double t) { return t / 10 * sin(1. / s); };

    tiledlayout(2, 1);
    nexttile();
    fsurf(funx, funy, funz, std::array<double, 2>{-5, +5}, "", 20);
    view(-172, 25);
    title("Decreased Mesh Density");

    nexttile();
    fsurf(funx, funy, funz, std::array<double, 2>{-5, +5}, "", 80);
    view(-172, 25);
    title("Increased Mesh Density");

    show();
    return 0;
}