Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7c1d86c79535da46e3919a1a764b7e81dc0ce730481c9adb5fab90b4f8c4d09b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^