Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ef903d15bcc36f29bb25326ae20e4985d5ae9d45c2aeebcc785f62da325ec422:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^