Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 025c42f3185b588a1737b6adcae9fb75f2b77c00d00c97b1e0d79eccd0d56512:14:28
   |
14 |                             let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^