Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e759fe639201880854f92ea572b3bac24dc0121fe23ebdd1993e078333afc879:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^