Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1a2d4ccae61e7b0c6c3c8f6bc1d3f0f199705bf1b8a2f04bfed366cafce0385c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^