Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 727b05139054d9cc2f29dfa099130a9e57b0d5a37d5a64727211a2c0c1dfe589:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^