Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 21cbdabc082e23422a44b2b1c9af237be3eddf9fbd10aad80c8f80384d72f607:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^