Convergent Disfocality and Nondisfocality Criteria for Second-Order Linear Differential Equations

Table 2

Comparison of bounds for 𝑏 in Example 2.

Value of  𝐵	Used formula	Bound
𝐵=1	𝐿^5{𝑥/𝑏}(𝑏)	𝑏<1.530
	𝐿^22{Φ}(𝑏)	𝑏>1.513
	Brown and Hinton	𝑏>1.513
𝐵=3	𝐿^5{𝑥/𝑏}(𝑏)	𝑏<1.062
	𝐿^23{Φ}(𝑏)	𝑏>1.049
	Brown and Hinton	𝑏>1.049
𝐵=5	𝐿^5{𝑥/𝑏}(𝑏)	𝑏<0.894
	𝐿^23{Φ}(𝑏)	𝑏>0.884
	Brown and Hinton	𝑏>0.884