Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f31bb2a930bfb509430862c0f82a21ab84d5cc97fb050a71ec5b412d4a5fd819:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^