Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8d94cf63d3f9e709f516160620c67e4bbed0b064c3c138c0f240cc1e3ba7bdaa:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^