Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9d947b0c389f488f6f112df8484c3bd21381185a7c91459d92c8f9ccd640a3cf:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^