Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5c52aa2a5f01c816b7c83c5f1ac76361e2e566fb6a0ec278ec16799597330aeb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^