Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a5762bd877741f90fd8d8a3273ea2c31f1b485b36cb6879d60afa2fd23419f15:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^