Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 412067e87e1c734d2393bbc1b2ce3cf8056f07d6d0a8597e21d99dbb53b24921:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^