Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 64469050d49bd955ceb3a360e5a39b8bcaa3b9afc4257a2fd8f2cad5cb3cee15:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^