Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2eedbfcbf9f3016536d669a2d61a385518fb761f46455cfc7c503d532c1d4390:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^