Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 159f59f826b7f86731370f6d9c17e167203981f6cbd6a56b132fe2fd74b3b1cd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^