Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d4242f07ebe9887c14789cd6647d459f1bf16bc13b4f374c9ba98f1a165d0708:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^