Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a2d1e536064edd53f586e77b6607b6820dcf242fdd572a211ae3192ef39c5207:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^