Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ddf2b0af00dd36d45b81c6f9d9b0160bc6f9adbc1935c217e58c8cd6353c3311:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^