Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 498e941a5efd7ade6c8177e272dcbb36f2243fb51e87a2cd2e0e756c2c9c3150:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^