Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 56aece1987d8af2059d470a6c890a2757148eb3b4e73a204072dac698b59acd1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^