Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7ea75ecbfa4b431f573ebac84bdb513208b1c4c78c2896576c9a889354ea1628:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^