Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5d193cdf3d11e8cf1ad6bde88da17e18fe95321b087f580c116a61470c9d9914:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^