Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 91454792a51b95b978ebd388f4d6ef7e9b25454f5acebfda30e01d857311d9fc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^