Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 422954c07ca051aaf89f185c44d6ced7e1a0f5d43572ed6d098092b0e10bd3e8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^