Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f28017ee750f6bbd9cc0a84780cac20045cf2c8ca08f4c72265e1f91ef507ea7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^