Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 51c577e71fc88a155bc0b8790c4f1dc59ce606623767cbce359e1daea2b7b07f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^