chart({
xAxis: {
title: "time (days)",
min:0.1,
max:400
},
yAxis: {
title: "Elastic Modulus (Gpa)",
min:0,
max:50
},
series: [
{ points: t => Built_in_curve(35000, t), color: 'red'},
{ points: t => ceb_fip_78 ({ fcm: 40, Ecm: 35000, fck_infinity: 52.21491827, temperature: 20 }, t_adjusted1 ({temperature: 20, t})), color: 'green' },
{ points: t => ceb_fip_90_and_2010 ({ fcm: 40, cement_type: "32.5 N", Ecm: 35000, temperature: 20 }, t_adjusted ({temperature: 20, t})), color: 'orange'},
{ points: t => en1992_1_1_2004 ({ fcm: 40, cement_type: "32.5 N", Ecm: 35000, temperature: 20, t }, t_adjusted ({temperature: 20, t})), color: 'blue' },
],
})