Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> eeaaf8d2acbd643cce6b73e11b20755a28e0c62d47c62c876e3e80909729d48d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^