Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6f15318bc53a0b160da67755131ebdc262837b501e895bb8171da4b968201333:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^