Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cbfcb0da0e2c5795433ab9fd35acb639dd7ac74b50c47c1d44b1921746c90fda:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^