Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b31dc2f26a8f947915a63b4aaa163ca3c118cbe14b1282b5a3525a3c422529e5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^