Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f0e4de1df46220f80365163861075655fdd9c493dbe3b808824ec64af1b864cb:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^