Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ac2ae428da56be065480750bac032fa64aa7b1fa67526b37601198d9436623bc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^