Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 78ed9b986730130d3ab88a71f5120827518551658982073da806f16df8f30ce8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^