Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a92947ba5d82763ec717c12a218c2a95bc7db20cf55b764f1f956cfc732a0ab1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^