synthetic_multiband: Generate Synthetic Multiband Data
In multiband: Period Estimation for Multiple Bands

synethetic_multiband generates multiband data of a given fequency.

1
2
3

synthetic_multiband(B = 5, omega = 0.2, beta = 0, beta_sd = 0.1,
  a = 2, a_sd = 0.25, rho = 0, rho_sd = 0.1, n_max = 1000,
  n_min = 100, seed = 12345)

`B`	number of bands
`omega`	frequency common to all bands
`beta`	mean intercept
`beta_sd`	standard deviation around mean intercept
`a`	mean amplitude
`a_sd`	standard deviation around mean amplitude
`rho`	mean phase
`rho_sd`	standard deviation around mean phase
`n_max`	maximum number of time points per band
`n_min`	minimum number of time points per band
`seed`	initialization parameter for random number generator