Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 90b525e84b00461f4ecd08256c959932e6c7d2d05e7bae6e51d5edd50c6fc843:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^