Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d766f2cc5123c5b1ca47303f4393ae75b7efb37ed28876e7f05f5e6031a2fa76:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^