Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b86503fd8a7de5e49b78064b978bdd8b91972a4c4dc9581a0d22d12062413e95:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^