Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 859db41d3abcfb17f52398632bc3875041907f9357d6d963cb8999f70d828ca8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^