Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cbb8de5feb4fad3ab212238ea6b0ca0c093b7c90c8cd1fe9cdb9672d0880349e:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^