Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 01b902b919bea3c355f1d0a5396181c5c22e9da5cda36691d0a661ff8713c31b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^