Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 716067f9f5bd8b8a291f5efdb30eff52711d3cb74da77b99b72d763165980630:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^