| import numpy as np | |
| import matplotlib.pyplot as plt | |
| # ── Parameters ───────────────────────────────────────────────────────────── | |
| seed = 2908 | |
| n_points = 131 | |
| # ── Data ──────────────────────────────────────────────────────────────────── | |
| x = np.linspace(0.0, 2.0 * np.pi, n_points) | |
| y0 = 0.698043 * np.sin(2.606526 * x + 5.039795) | |
| y1 = 1.662470 * np.sin(1.724687 * x + 1.478118) | |
| y2 = 1.207486 * np.sin(2.091718 * x + 0.338356) | |
| # ── Plot ──────────────────────────────────────────────────────────────────── | |
| fig, ax = plt.subplots(figsize=(7, 4)) | |
| ax.plot(x, y0, color="tab:blue", label="A=0.70, f=2.61, φ=5.04") | |
| ax.plot(x, y1, color="tab:orange", label="A=1.66, f=1.72, φ=1.48") | |
| ax.plot(x, y2, color="tab:green", label="A=1.21, f=2.09, φ=0.34") | |
| ax.set_xlabel("x") | |
| ax.set_ylabel("y") | |
| ax.set_title("Sinusoidal Line Plot (3 curve(s))") | |
| ax.legend(fontsize=8) | |
| ax.grid(True, alpha=0.3) | |
| fig.tight_layout() | |
| plt.show() | |