Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 50c26819ba7957909ad84823a387ddd61f84e20446d1a2b509f3eed620c60457:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^