Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 85a0c77b5475b768d6034a88db71934b7c3836ef6690e00615a78447324acbfd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^