Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 02df5ea297bc9d73edccc702c42a945e6943e3b0714b9fa9a29bc37fec41fc11:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^