Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> dc8a04ba3909b432f1c0f4c2d2f77a9af96c88bb051daff55daba5016fe510cd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^