Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a8900e241f5c49e6aef2126239f91e7131ff88e8464a61e625ad0b5c08a0c4e4:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^