Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a516d16d6e780f9bc8c8e3ed42f7d6ea5f4f09bdbdfc274bf00e7c64372a4bbb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^