Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 050c994190e36e1abcfc34f8397b4dc8848b5a41f7e47542170fed47242dbb99:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^