Towards Sophisticated Air Traffic Control System Using Formal Methods

<table class="algorithm-group"><tr><td><table class="algorithm" id="alg2"><tr><td> </td><td>VARIABLES: curr_RW_status, curr_RWL_status, aircrafts_in_airport, statusof</td></tr><tr><td> </td><td>INVARIANTS: inv1: curr_RW_status ∈ RW_STATUS inv2: curr_RWL_status ∈ RWL_STATUS inv3: curr_RW_status = unavailable <svg height="7.35473pt" id="M2" style="vertical-align:-0.3499303pt" version="1.1" viewbox="-0.0498162 -7.0048 18.3548 7.35473" width="18.3548pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M567 323V373H69V323H567ZM567 138V188H69V138H567Z" id="g117-157"></path></g><g transform="matrix(.013,0,0,-0.013,5.776,0)"><path d="M901 255C852 301 765 395 674 502L652 487L727 373H69V323H759L804 255L760 188H69V138H727L652 23L674 8C765 115 852 209 901 255Z" id="g117-156"></path></g></svg> curr_RWL_status = ON inv4: aircrafts_in_airport <svg height="8.89449pt" id="M3" style="vertical-align:-1.11981pt" version="1.1" viewbox="-0.0498162 -7.77468 7.75925 8.89449" width="7.75925pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M531 95V145H339C215 145 115 224 115 322S215 500 339 500H531V550H338C183 550 57 448 57 322S183 95 338 95H531ZM531 -40V10H86V-40H531Z" id="g117-75"></path></g></svg> AIRCRAFTS inv5: statusof ∈ aircrafts_in_airport ⟶ STATUSES</td></tr></table></td></tr></table>

Modelling and Simulation in Engineering

alg2

Box 2

Box 2: Towards Sophisticated Air Traffic Control System Using Formal Methods 