Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 844976ed0c91e67c1c630309da6e3e55ef668ffecdbb874a995d820deb158468:14:32
   |
14 |                                 let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^