Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 904c992a8a126abc5c2c8b4043ec7bfad0c360b5370ab459985ee856ea0332e6:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^