Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 064a959d60df2a2d36cf53d76f16fe95e641420ff395376ac58751a2b14d5d74:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^