Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c5d9847e962a32f06801bdb000e484001746d1a9f0f6eb13e197ebf76e2abc5a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^