Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1f1a7244b8074647bd6e19809475fa806deb9a5061f9080b6eb5ec9601b386bb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^