Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b3e108a67f586ce06b30b1d265f83095acad4f5d4ba6e456f3309f13633f345a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^