Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> eca1ba21d0c8a69e2944cf1b6d270cea049fddf4f64393460f8e6f36ddef16da:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^