Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3a1eb7d5b46881c913bd8b41f558257b377a115904121fc0d83a468201b1c1ea:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^