Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 30c7d1a9ad4a33e7d708a50664fe617518b4b573ad7634dac9cd0273e48da53f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^