Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 15fabf7d7029ae84543add2c4f16e7d5062c2176e9fbf01680316ed31aa06227:14:32
   |
14 |                                 let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^