Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c349a30ecadc37300f69540d03ebffc6d7df598342bcf09b5f45667ce0f6c7f5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^