Index Sets and Their Members

The following index sets and their members are used in this example:

  • $i \in \text {NODES}$

  • $(i,j) \in \text {ARCS}$

  • $\text {product} \in \text {FINAL\_ PRODUCTS}$

  • $\text {crude} \in \text {CRUDES}$

  • $\text {oil} \in \text {OILS}$

  • $\text {oil} \in \text {CRACKED\_ OILS}$

  • $\text {petrol} \in \text {PETROLS}$