Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8ce9f0c32b2ad7120b66f1fcae69848862de7691e6131f0b15bd74a3811bb363:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^