{
 "cells": [
  {
   "cell_type": "markdown",
   "source": [
    "# Rossby Parameter\n",
    "\n",
    "\n",
    "[from wikipedia:](https://en.wikipedia.org/wiki/Rossby_parameter)\n",
    "\n",
    "The Rossby parameter `β` arises due to the variation of the Coriolis\n",
    "force `f(φ)` as a function of latitude `φ`. It is important\n",
    "in the generation of Rossby waves and given by\n",
    "\n",
    "$$\\beta(\\varphi) = 2\\Omega / R * cos(\\varphi)$$"
   ],
   "metadata": {}
  },
  {
   "outputs": [
    {
     "output_type": "execute_result",
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      "text/plain": "true"
     },
     "metadata": {},
     "execution_count": 1
    }
   ],
   "cell_type": "code",
   "source": [
    "using PhysicalOceanography\n",
    "isapprox(β(45),1.61687441686e-11)"
   ],
   "metadata": {},
   "execution_count": 1
  },
  {
   "cell_type": "markdown",
   "source": [
    "---\n",
    "\n",
    "*This notebook was generated using [Literate.jl](https://github.com/fredrikekre/Literate.jl).*"
   ],
   "metadata": {}
  }
 ],
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