Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1d722dc0645fd2f549b5e772531998ad08b400fa0e310d6252ff052f64bdeaff:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^