Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ec8c1f1621fc059bd9e5f6d93d88b2c4d2b1419576a436b4fd31c969ac73013b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^