Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b7d1a098a373724e8c62a41ade6fdd766477b19e1b25824ae1c5378be088345a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^