Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a379683f10613892202a58a01536e86f78d405b442976677da5cb18c425c8d22:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^