Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ce991b4cd4756e24e28f6de00c785343e5ebabd0b1360786ce31bf09e4c6e9c8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^