Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fd21f3b02f7e69058c61a836466d1aaf8f984c8f901fbd5e30764b2e85a8b135:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^