Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5c1c378573085b281f9d1a3b94c4f62edb6a83987795f5e6a9e50a1905a9be53:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^