Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 71f5d0d477d11a9a94fc0624e739901584b28d91c7e8cd381cf12d1b00a75b07:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^