Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b1a6e64830f24b418fcc19342d0982870341fb76e9589b8805eb444798b67e9b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^