Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9a19c72a60bf127da4459a5c79104801c6639e2e1b4b6631e7753ad6c98c91a0:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^