Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0b9adf014a45c7a99b8c2c6c2a54362a253a541e70c5b091bbb943ceb7927320:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^