Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b5f6658863bf73dfae666ff617f4090e5d364375dc7f7a2fc2c5c24f722460bd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^