Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 20d0a9887ff8a55324bfd4012ad16fccf229ed2d4181b278b991629a6a6dac5d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^