Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1c8d412e8791485e72aa2560e06be008007fcbe1d8faa2f77f5598680ceb4b10:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^