Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cc09bc9bfb45e1b4abc06580438de5e72aa622bad1b600b0cd8706be2184bbef:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^