Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 01deba79ff50d97305bb4ec94cc52b4126674ed34f0a24145d9787db5098393f:14:32
   |
14 |                                 let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^