Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9cf52080e5071c4b6b78d835c5de1aee63d31614bc2baeba2a6c50d3641e88bb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^