Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cae5bb0a21ef5df560d09eea646ae1640119671d9d82008253a86fce681260a3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^