Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c9876b3e26860434938af8bb782b222c0631657594cff5b56079e796e77c472b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^