Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 07b9ab3ed108aedaf75fa2087e687c0a164b3f554f66f7e4036810e5d939ef03:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^