Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8cf0f6fab45c916327721e3e46c09d01b72cb72d00155b54af4522db5fd9956a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^