Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 09c1902d23672bf1c24c84e9bc30da126211516a2a47f0c9d6e357114c5bc37e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^