Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9bbc558b77682a2507cda7221312bddeeb704e5a775f4c4b473011d6b919c68c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^