Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 714432ab7cec7cd18b2d6ecc207715f8d215788e85f7da251c37a5dbd68b202d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^