Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 128c797ee703bc91ff0ae209d1a65ccaf9a825d8848661f4fd9338ce2092eb14:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^