Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4a7bd46aec106b1e035d20d7a9abffaa445b4187d1adedc9c2a90851e43b1be3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^