Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d8c6bfeb37f184e3caafaadcc02f24f147ede7b157f4fdfb03cefadf838d6f74:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^