Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> af75dcbe85ba1dda9171f79ab62fe29db6509802ff2e34bbb8b376cba20bd05b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^