Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 56faabf109920ce56b74adea8170aa9c736ecedc8fc7f5d74289a89a1edcf2ac:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^