Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bdd6c5480da051c750dd9a0940fb504d269fc5b0010c95ba5764f8f98c64cba0:14:32
   |
14 |                                 let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^