Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7f75fa1a2f9881d890d767c9edb6a31fed6b6f6a68585361ab7b9f57f396d910:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^