Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 81adc0df0b7df917370886d4ce2fd8bf0f9671f009fc60da493b161cfcb35898:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^