Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 80189b4b4ea128e701701cac6ec0f27852d208ef87d930aead6a8eacfdfd838c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^