Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 06434a5f3d0365a399aa007f67d47cb4bd9004cdf3d69e05fe324feddc6a69c8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^