Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7166203d148f883fe85c9e0dcad8d745f6062c15bfb1ff4a35796f7be4d20d6b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^