Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2c781d79a5c6db9e4dfe670697b56e6a8499ada0e8cc132cb4f295690c83ca1d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^