Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bc260331de3f488b5c2b8a26f6dc0ce0bd5f8ec690b181d1654137485e11b86d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^