Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9a13f15cbd34604690027318fef06057d8edcf268a02fad9eb344ae10bda5a0f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^