Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ded0d67509868c8f898fc078edd6e6790d209346908f547176d7c7bf2ceb7de7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^