Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2ae5e3a0d623ff098b09d3bc1ad21bbbce355f0c7b363cd6f554718492e948fc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^