Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 06c4eab55a62e7b1cec9be98cbcd5d833604e2647c568dac15d1b3fbb5974c2f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^