Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 533c869a1037da9b57500e2627c6cf28e09db751d13eb0eaa96330d3f8ad4849:14:32
   |
14 |                                 let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^